Home / 10,646.62-15,972.35-3,250.30

Finding the Fourth Proportional to 10,646.62, 15,972.35 and 3,250.30

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Solution

The fourth proportional to 10,646.62, 15,972.35 and 3,250.30 is: 4,876.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.62 : 15,972.35 = 3,250.30 : x
  2. Step 2: Convert to fraction form
    10,646.62/15,972.35 = 3,250.30/x
  3. Step 3: Cross multiply
    10,646.62x = 15,972.35 × 3,250.30
  4. Step 4: Simplify right side
    10,646.62x = 51,914,929.21
  5. Step 5: Solve for x
    x = 51,914,929.21/10,646.62
  6. Step 6: Final answer
    x = 4,876.19

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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.