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Finding the Fourth Proportional to 5,337.72, 7,366.01 and 3,099.69

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Solution

The fourth proportional to 5,337.72, 7,366.01 and 3,099.69 is: 4,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.72 : 7,366.01 = 3,099.69 : x
  2. Step 2: Convert to fraction form
    5,337.72/7,366.01 = 3,099.69/x
  3. Step 3: Cross multiply
    5,337.72x = 7,366.01 × 3,099.69
  4. Step 4: Simplify right side
    5,337.72x = 22,832,378.91
  5. Step 5: Solve for x
    x = 22,832,378.91/5,337.72
  6. Step 6: Final answer
    x = 4,277.55

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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.