Home / 11,522.79-17,285.81-3,728.97

Finding the Fourth Proportional to 11,522.79, 17,285.81 and 3,728.97

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Solution

The fourth proportional to 11,522.79, 17,285.81 and 3,728.97 is: 5,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.79 : 17,285.81 = 3,728.97 : x
  2. Step 2: Convert to fraction form
    11,522.79/17,285.81 = 3,728.97/x
  3. Step 3: Cross multiply
    11,522.79x = 17,285.81 × 3,728.97
  4. Step 4: Simplify right side
    11,522.79x = 64,458,248.27
  5. Step 5: Solve for x
    x = 64,458,248.27/11,522.79
  6. Step 6: Final answer
    x = 5,593.98

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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.