Home / 6,325.23-8,728.79-3,530.73

Finding the Fourth Proportional to 6,325.23, 8,728.79 and 3,530.73

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Solution

The fourth proportional to 6,325.23, 8,728.79 and 3,530.73 is: 4,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.23 : 8,728.79 = 3,530.73 : x
  2. Step 2: Convert to fraction form
    6,325.23/8,728.79 = 3,530.73/x
  3. Step 3: Cross multiply
    6,325.23x = 8,728.79 × 3,530.73
  4. Step 4: Simplify right side
    6,325.23x = 30,818,983.06
  5. Step 5: Solve for x
    x = 30,818,983.06/6,325.23
  6. Step 6: Final answer
    x = 4,872.39

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Find fourth proportional to 3,162.62, 4,364.39 and 1,765.37
Half scale
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Double scale
Find fourth proportional to 6,326.23, 8,730.16 and 3,531.73
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.