Home / 10,377-15,566.11-2,981.29

Finding the Fourth Proportional to 10,377, 15,566.11 and 2,981.29

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Solution

The fourth proportional to 10,377, 15,566.11 and 2,981.29 is: 4,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377 : 15,566.11 = 2,981.29 : x
  2. Step 2: Convert to fraction form
    10,377/15,566.11 = 2,981.29/x
  3. Step 3: Cross multiply
    10,377x = 15,566.11 × 2,981.29
  4. Step 4: Simplify right side
    10,377x = 46,407,088.08
  5. Step 5: Solve for x
    x = 46,407,088.08/10,377
  6. Step 6: Final answer
    x = 4,472.11

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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.