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Finding the Fourth Proportional to 7,572.27, 11,363.27 and 3,674.55

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Solution

The fourth proportional to 7,572.27, 11,363.27 and 3,674.55 is: 5,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.27 : 11,363.27 = 3,674.55 : x
  2. Step 2: Convert to fraction form
    7,572.27/11,363.27 = 3,674.55/x
  3. Step 3: Cross multiply
    7,572.27x = 11,363.27 × 3,674.55
  4. Step 4: Simplify right side
    7,572.27x = 41,754,885.41
  5. Step 5: Solve for x
    x = 41,754,885.41/7,572.27
  6. Step 6: Final answer
    x = 5,514.18

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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.