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Finding the Fourth Proportional to 8,293.52, 12,433.79 and 5,654.48

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Solution

The fourth proportional to 8,293.52, 12,433.79 and 5,654.48 is: 8,477.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.52 : 12,433.79 = 5,654.48 : x
  2. Step 2: Convert to fraction form
    8,293.52/12,433.79 = 5,654.48/x
  3. Step 3: Cross multiply
    8,293.52x = 12,433.79 × 5,654.48
  4. Step 4: Simplify right side
    8,293.52x = 70,306,526.44
  5. Step 5: Solve for x
    x = 70,306,526.44/8,293.52
  6. Step 6: Final answer
    x = 8,477.29

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1.5x scale

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.