Home / 3,325.97-4,590.15-1,909.85

Finding the Fourth Proportional to 3,325.97, 4,590.15 and 1,909.85

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Solution

The fourth proportional to 3,325.97, 4,590.15 and 1,909.85 is: 2,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.97 : 4,590.15 = 1,909.85 : x
  2. Step 2: Convert to fraction form
    3,325.97/4,590.15 = 1,909.85/x
  3. Step 3: Cross multiply
    3,325.97x = 4,590.15 × 1,909.85
  4. Step 4: Simplify right side
    3,325.97x = 8,766,475.03
  5. Step 5: Solve for x
    x = 8,766,475.03/3,325.97
  6. Step 6: Final answer
    x = 2,635.76

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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.