Home / 3,454.18-5,177.52-1,697.13

Finding the Fourth Proportional to 3,454.18, 5,177.52 and 1,697.13

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Solution

The fourth proportional to 3,454.18, 5,177.52 and 1,697.13 is: 2,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.18 : 5,177.52 = 1,697.13 : x
  2. Step 2: Convert to fraction form
    3,454.18/5,177.52 = 1,697.13/x
  3. Step 3: Cross multiply
    3,454.18x = 5,177.52 × 1,697.13
  4. Step 4: Simplify right side
    3,454.18x = 8,786,924.52
  5. Step 5: Solve for x
    x = 8,786,924.52/3,454.18
  6. Step 6: Final answer
    x = 2,543.85

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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.