Home / 1,524.78-2,284.38-977.04

Finding the Fourth Proportional to 1,524.78, 2,284.38 and 977.04

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Solution

The fourth proportional to 1,524.78, 2,284.38 and 977.04 is: 1,463.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.78 : 2,284.38 = 977.04 : x
  2. Step 2: Convert to fraction form
    1,524.78/2,284.38 = 977.04/x
  3. Step 3: Cross multiply
    1,524.78x = 2,284.38 × 977.04
  4. Step 4: Simplify right side
    1,524.78x = 2,231,930.64
  5. Step 5: Solve for x
    x = 2,231,930.64/1,524.78
  6. Step 6: Final answer
    x = 1,463.77

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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.