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Finding the Fourth Proportional to 7,607.52, 11,404.17 and 3,901.55

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Solution

The fourth proportional to 7,607.52, 11,404.17 and 3,901.55 is: 5,848.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.52 : 11,404.17 = 3,901.55 : x
  2. Step 2: Convert to fraction form
    7,607.52/11,404.17 = 3,901.55/x
  3. Step 3: Cross multiply
    7,607.52x = 11,404.17 × 3,901.55
  4. Step 4: Simplify right side
    7,607.52x = 44,493,882.44
  5. Step 5: Solve for x
    x = 44,493,882.44/7,607.52
  6. Step 6: Final answer
    x = 5,848.67

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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.