Home / 6,253.23-8,625.40-4,127.75

Finding the Fourth Proportional to 6,253.23, 8,625.40 and 4,127.75

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Solution

The fourth proportional to 6,253.23, 8,625.40 and 4,127.75 is: 5,693.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.23 : 8,625.40 = 4,127.75 : x
  2. Step 2: Convert to fraction form
    6,253.23/8,625.40 = 4,127.75/x
  3. Step 3: Cross multiply
    6,253.23x = 8,625.40 × 4,127.75
  4. Step 4: Simplify right side
    6,253.23x = 35,603,494.85
  5. Step 5: Solve for x
    x = 35,603,494.85/6,253.23
  6. Step 6: Final answer
    x = 5,693.62

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Half scale
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Double scale
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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.