Home / 3,607.27-5,406.55-1,755.61

Finding the Fourth Proportional to 3,607.27, 5,406.55 and 1,755.61

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Solution

The fourth proportional to 3,607.27, 5,406.55 and 1,755.61 is: 2,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.27 : 5,406.55 = 1,755.61 : x
  2. Step 2: Convert to fraction form
    3,607.27/5,406.55 = 1,755.61/x
  3. Step 3: Cross multiply
    3,607.27x = 5,406.55 × 1,755.61
  4. Step 4: Simplify right side
    3,607.27x = 9,491,775.34
  5. Step 5: Solve for x
    x = 9,491,775.34/3,607.27
  6. Step 6: Final answer
    x = 2,631.29

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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.