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Finding the Fourth Proportional to 7,318.02, 10,098.88 and 4,132

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Solution

The fourth proportional to 7,318.02, 10,098.88 and 4,132 is: 5,702.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.02 : 10,098.88 = 4,132 : x
  2. Step 2: Convert to fraction form
    7,318.02/10,098.88 = 4,132/x
  3. Step 3: Cross multiply
    7,318.02x = 10,098.88 × 4,132
  4. Step 4: Simplify right side
    7,318.02x = 41,728,572.16
  5. Step 5: Solve for x
    x = 41,728,572.16/7,318.02
  6. Step 6: Final answer
    x = 5,702.17

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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.