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Finding the Fourth Proportional to 5,502.52, 7,582.98 and 3,927.88

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Solution

The fourth proportional to 5,502.52, 7,582.98 and 3,927.88 is: 5,412.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.52 : 7,582.98 = 3,927.88 : x
  2. Step 2: Convert to fraction form
    5,502.52/7,582.98 = 3,927.88/x
  3. Step 3: Cross multiply
    5,502.52x = 7,582.98 × 3,927.88
  4. Step 4: Simplify right side
    5,502.52x = 29,785,035.48
  5. Step 5: Solve for x
    x = 29,785,035.48/5,502.52
  6. Step 6: Final answer
    x = 5,412.98

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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.