Home / 2,419.92-3,337.20-1,625.04

Finding the Fourth Proportional to 2,419.92, 3,337.20 and 1,625.04

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Solution

The fourth proportional to 2,419.92, 3,337.20 and 1,625.04 is: 2,241.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.92 : 3,337.20 = 1,625.04 : x
  2. Step 2: Convert to fraction form
    2,419.92/3,337.20 = 1,625.04/x
  3. Step 3: Cross multiply
    2,419.92x = 3,337.20 × 1,625.04
  4. Step 4: Simplify right side
    2,419.92x = 5,423,083.49
  5. Step 5: Solve for x
    x = 5,423,083.49/2,419.92
  6. Step 6: Final answer
    x = 2,241.02

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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.