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Finding the Fourth Proportional to 6,283.48, 9,427.48 and 2,387.88

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Solution

The fourth proportional to 6,283.48, 9,427.48 and 2,387.88 is: 3,582.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.48 : 9,427.48 = 2,387.88 : x
  2. Step 2: Convert to fraction form
    6,283.48/9,427.48 = 2,387.88/x
  3. Step 3: Cross multiply
    6,283.48x = 9,427.48 × 2,387.88
  4. Step 4: Simplify right side
    6,283.48x = 22,511,690.94
  5. Step 5: Solve for x
    x = 22,511,690.94/6,283.48
  6. Step 6: Final answer
    x = 3,582.68

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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.