Home / 5,452.38-8,178.57-1,754.53

Finding the Fourth Proportional to 5,452.38, 8,178.57 and 1,754.53

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Solution

The fourth proportional to 5,452.38, 8,178.57 and 1,754.53 is: 2,631.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.38 : 8,178.57 = 1,754.53 : x
  2. Step 2: Convert to fraction form
    5,452.38/8,178.57 = 1,754.53/x
  3. Step 3: Cross multiply
    5,452.38x = 8,178.57 × 1,754.53
  4. Step 4: Simplify right side
    5,452.38x = 14,349,525.98
  5. Step 5: Solve for x
    x = 14,349,525.98/5,452.38
  6. Step 6: Final answer
    x = 2,631.79

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Double scale
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Similar ratio
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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.