Home / 10,531.19-14,539.87-6,553.91

Finding the Fourth Proportional to 10,531.19, 14,539.87 and 6,553.91

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Solution

The fourth proportional to 10,531.19, 14,539.87 and 6,553.91 is: 9,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.19 : 14,539.87 = 6,553.91 : x
  2. Step 2: Convert to fraction form
    10,531.19/14,539.87 = 6,553.91/x
  3. Step 3: Cross multiply
    10,531.19x = 14,539.87 × 6,553.91
  4. Step 4: Simplify right side
    10,531.19x = 95,293,043.93
  5. Step 5: Solve for x
    x = 95,293,043.93/10,531.19
  6. Step 6: Final answer
    x = 9,048.65

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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.