Home / 10,476.18-15,708.33-3,454.29

Finding the Fourth Proportional to 10,476.18, 15,708.33 and 3,454.29

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Solution

The fourth proportional to 10,476.18, 15,708.33 and 3,454.29 is: 5,179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476.18 : 15,708.33 = 3,454.29 : x
  2. Step 2: Convert to fraction form
    10,476.18/15,708.33 = 3,454.29/x
  3. Step 3: Cross multiply
    10,476.18x = 15,708.33 × 3,454.29
  4. Step 4: Simplify right side
    10,476.18x = 54,261,127.24
  5. Step 5: Solve for x
    x = 54,261,127.24/10,476.18
  6. Step 6: Final answer
    x = 5,179.48

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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.