Home / 3,633.15-5,447.25-1,877.43

Finding the Fourth Proportional to 3,633.15, 5,447.25 and 1,877.43

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Solution

The fourth proportional to 3,633.15, 5,447.25 and 1,877.43 is: 2,814.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.15 : 5,447.25 = 1,877.43 : x
  2. Step 2: Convert to fraction form
    3,633.15/5,447.25 = 1,877.43/x
  3. Step 3: Cross multiply
    3,633.15x = 5,447.25 × 1,877.43
  4. Step 4: Simplify right side
    3,633.15x = 10,226,830.57
  5. Step 5: Solve for x
    x = 10,226,830.57/3,633.15
  6. Step 6: Final answer
    x = 2,814.87

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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.