Home / 5,452.35-8,178.82-1,754.30

Finding the Fourth Proportional to 5,452.35, 8,178.82 and 1,754.30

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Solution

The fourth proportional to 5,452.35, 8,178.82 and 1,754.30 is: 2,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.35 : 8,178.82 = 1,754.30 : x
  2. Step 2: Convert to fraction form
    5,452.35/8,178.82 = 1,754.30/x
  3. Step 3: Cross multiply
    5,452.35x = 8,178.82 × 1,754.30
  4. Step 4: Simplify right side
    5,452.35x = 14,348,103.93
  5. Step 5: Solve for x
    x = 14,348,103.93/5,452.35
  6. Step 6: Final answer
    x = 2,631.54

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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.