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Finding the Fourth Proportional to 5,304, 7,957.68 and 2,382.60

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Solution

The fourth proportional to 5,304, 7,957.68 and 2,382.60 is: 3,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304 : 7,957.68 = 2,382.60 : x
  2. Step 2: Convert to fraction form
    5,304/7,957.68 = 2,382.60/x
  3. Step 3: Cross multiply
    5,304x = 7,957.68 × 2,382.60
  4. Step 4: Simplify right side
    5,304x = 18,959,968.37
  5. Step 5: Solve for x
    x = 18,959,968.37/5,304
  6. Step 6: Final answer
    x = 3,574.65

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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.