Home / 5,052.32-7,578.52-1,764.56

Finding the Fourth Proportional to 5,052.32, 7,578.52 and 1,764.56

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Solution

The fourth proportional to 5,052.32, 7,578.52 and 1,764.56 is: 2,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.32 : 7,578.52 = 1,764.56 : x
  2. Step 2: Convert to fraction form
    5,052.32/7,578.52 = 1,764.56/x
  3. Step 3: Cross multiply
    5,052.32x = 7,578.52 × 1,764.56
  4. Step 4: Simplify right side
    5,052.32x = 13,372,753.25
  5. Step 5: Solve for x
    x = 13,372,753.25/5,052.32
  6. Step 6: Final answer
    x = 2,646.85

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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.