Home / 10,646.64-15,972.39-3,252.15

Finding the Fourth Proportional to 10,646.64, 15,972.39 and 3,252.15

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Solution

The fourth proportional to 10,646.64, 15,972.39 and 3,252.15 is: 4,878.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.64 : 15,972.39 = 3,252.15 : x
  2. Step 2: Convert to fraction form
    10,646.64/15,972.39 = 3,252.15/x
  3. Step 3: Cross multiply
    10,646.64x = 15,972.39 × 3,252.15
  4. Step 4: Simplify right side
    10,646.64x = 51,944,608.14
  5. Step 5: Solve for x
    x = 51,944,608.14/10,646.64
  6. Step 6: Final answer
    x = 4,878.97

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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.