Home / 10,892.12-16,345.44-3,966.62

Finding the Fourth Proportional to 10,892.12, 16,345.44 and 3,966.62

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Solution

The fourth proportional to 10,892.12, 16,345.44 and 3,966.62 is: 5,952.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892.12 : 16,345.44 = 3,966.62 : x
  2. Step 2: Convert to fraction form
    10,892.12/16,345.44 = 3,966.62/x
  3. Step 3: Cross multiply
    10,892.12x = 16,345.44 × 3,966.62
  4. Step 4: Simplify right side
    10,892.12x = 64,836,149.21
  5. Step 5: Solve for x
    x = 64,836,149.21/10,892.12
  6. Step 6: Final answer
    x = 5,952.57

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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.