Home / 3,591.20-5,381.29-2,416.85

Finding the Fourth Proportional to 3,591.20, 5,381.29 and 2,416.85

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Solution

The fourth proportional to 3,591.20, 5,381.29 and 2,416.85 is: 3,621.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.20 : 5,381.29 = 2,416.85 : x
  2. Step 2: Convert to fraction form
    3,591.20/5,381.29 = 2,416.85/x
  3. Step 3: Cross multiply
    3,591.20x = 5,381.29 × 2,416.85
  4. Step 4: Simplify right side
    3,591.20x = 13,005,770.74
  5. Step 5: Solve for x
    x = 13,005,770.74/3,591.20
  6. Step 6: Final answer
    x = 3,621.57

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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.