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Finding the Fourth Proportional to 3,728.10, 5,592.07 and 954.73

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Solution

The fourth proportional to 3,728.10, 5,592.07 and 954.73 is: 1,432.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728.10 : 5,592.07 = 954.73 : x
  2. Step 2: Convert to fraction form
    3,728.10/5,592.07 = 954.73/x
  3. Step 3: Cross multiply
    3,728.10x = 5,592.07 × 954.73
  4. Step 4: Simplify right side
    3,728.10x = 5,338,916.99
  5. Step 5: Solve for x
    x = 5,338,916.99/3,728.10
  6. Step 6: Final answer
    x = 1,432.07

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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.