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Finding the Fourth Proportional to 7,279.16, 10,927.88 and 6,061.48

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Solution

The fourth proportional to 7,279.16, 10,927.88 and 6,061.48 is: 9,099.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.16 : 10,927.88 = 6,061.48 : x
  2. Step 2: Convert to fraction form
    7,279.16/10,927.88 = 6,061.48/x
  3. Step 3: Cross multiply
    7,279.16x = 10,927.88 × 6,061.48
  4. Step 4: Simplify right side
    7,279.16x = 66,239,126.06
  5. Step 5: Solve for x
    x = 66,239,126.06/7,279.16
  6. Step 6: Final answer
    x = 9,099.83

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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.