Home / 6,531.20-9,796.80-3,250.70

Finding the Fourth Proportional to 6,531.20, 9,796.80 and 3,250.70

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Solution

The fourth proportional to 6,531.20, 9,796.80 and 3,250.70 is: 4,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.20 : 9,796.80 = 3,250.70 : x
  2. Step 2: Convert to fraction form
    6,531.20/9,796.80 = 3,250.70/x
  3. Step 3: Cross multiply
    6,531.20x = 9,796.80 × 3,250.70
  4. Step 4: Simplify right side
    6,531.20x = 31,846,457.76
  5. Step 5: Solve for x
    x = 31,846,457.76/6,531.20
  6. Step 6: Final answer
    x = 4,876.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.