Home / 9,241.61-12,753.45-5,262.71

Finding the Fourth Proportional to 9,241.61, 12,753.45 and 5,262.71

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Solution

The fourth proportional to 9,241.61, 12,753.45 and 5,262.71 is: 7,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241.61 : 12,753.45 = 5,262.71 : x
  2. Step 2: Convert to fraction form
    9,241.61/12,753.45 = 5,262.71/x
  3. Step 3: Cross multiply
    9,241.61x = 12,753.45 × 5,262.71
  4. Step 4: Simplify right side
    9,241.61x = 67,117,645.08
  5. Step 5: Solve for x
    x = 67,117,645.08/9,241.61
  6. Step 6: Final answer
    x = 7,262.55

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1.5x scale

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.