Home / 10,938.24-16,414.65-5,095.44

Finding the Fourth Proportional to 10,938.24, 16,414.65 and 5,095.44

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Solution

The fourth proportional to 10,938.24, 16,414.65 and 5,095.44 is: 7,646.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938.24 : 16,414.65 = 5,095.44 : x
  2. Step 2: Convert to fraction form
    10,938.24/16,414.65 = 5,095.44/x
  3. Step 3: Cross multiply
    10,938.24x = 16,414.65 × 5,095.44
  4. Step 4: Simplify right side
    10,938.24x = 83,639,864.20
  5. Step 5: Solve for x
    x = 83,639,864.20/10,938.24
  6. Step 6: Final answer
    x = 7,646.56

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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.