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Finding the Fourth Proportional to 5,451.92, 7,526.67 and 3,752.90

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Solution

The fourth proportional to 5,451.92, 7,526.67 and 3,752.90 is: 5,181.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.92 : 7,526.67 = 3,752.90 : x
  2. Step 2: Convert to fraction form
    5,451.92/7,526.67 = 3,752.90/x
  3. Step 3: Cross multiply
    5,451.92x = 7,526.67 × 3,752.90
  4. Step 4: Simplify right side
    5,451.92x = 28,246,839.84
  5. Step 5: Solve for x
    x = 28,246,839.84/5,451.92
  6. Step 6: Final answer
    x = 5,181.08

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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.