Home / 4,677.64-6,454.80-2,581.90

Finding the Fourth Proportional to 4,677.64, 6,454.80 and 2,581.90

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Solution

The fourth proportional to 4,677.64, 6,454.80 and 2,581.90 is: 3,562.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.64 : 6,454.80 = 2,581.90 : x
  2. Step 2: Convert to fraction form
    4,677.64/6,454.80 = 2,581.90/x
  3. Step 3: Cross multiply
    4,677.64x = 6,454.80 × 2,581.90
  4. Step 4: Simplify right side
    4,677.64x = 16,665,648.12
  5. Step 5: Solve for x
    x = 16,665,648.12/4,677.64
  6. Step 6: Final answer
    x = 3,562.83

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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.