Home / 10,731.38-14,809.92-6,015.29

Finding the Fourth Proportional to 10,731.38, 14,809.92 and 6,015.29

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Solution

The fourth proportional to 10,731.38, 14,809.92 and 6,015.29 is: 8,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.38 : 14,809.92 = 6,015.29 : x
  2. Step 2: Convert to fraction form
    10,731.38/14,809.92 = 6,015.29/x
  3. Step 3: Cross multiply
    10,731.38x = 14,809.92 × 6,015.29
  4. Step 4: Simplify right side
    10,731.38x = 89,085,963.68
  5. Step 5: Solve for x
    x = 89,085,963.68/10,731.38
  6. Step 6: Final answer
    x = 8,301.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.