Home / 1,747.22-2,410.17-1,000.85

Finding the Fourth Proportional to 1,747.22, 2,410.17 and 1,000.85

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Solution

The fourth proportional to 1,747.22, 2,410.17 and 1,000.85 is: 1,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.22 : 2,410.17 = 1,000.85 : x
  2. Step 2: Convert to fraction form
    1,747.22/2,410.17 = 1,000.85/x
  3. Step 3: Cross multiply
    1,747.22x = 2,410.17 × 1,000.85
  4. Step 4: Simplify right side
    1,747.22x = 2,412,218.64
  5. Step 5: Solve for x
    x = 2,412,218.64/1,747.22
  6. Step 6: Final answer
    x = 1,380.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.