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Finding the Fourth Proportional to 3,000.72, 4,494.53 and 2,474.82

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Solution

The fourth proportional to 3,000.72, 4,494.53 and 2,474.82 is: 3,706.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.72 : 4,494.53 = 2,474.82 : x
  2. Step 2: Convert to fraction form
    3,000.72/4,494.53 = 2,474.82/x
  3. Step 3: Cross multiply
    3,000.72x = 4,494.53 × 2,474.82
  4. Step 4: Simplify right side
    3,000.72x = 11,123,140.36
  5. Step 5: Solve for x
    x = 11,123,140.36/3,000.72
  6. Step 6: Final answer
    x = 3,706.82

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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.