Home / 2,402.24-3,604.20-1,248.80

Finding the Fourth Proportional to 2,402.24, 3,604.20 and 1,248.80

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Solution

The fourth proportional to 2,402.24, 3,604.20 and 1,248.80 is: 1,873.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.24 : 3,604.20 = 1,248.80 : x
  2. Step 2: Convert to fraction form
    2,402.24/3,604.20 = 1,248.80/x
  3. Step 3: Cross multiply
    2,402.24x = 3,604.20 × 1,248.80
  4. Step 4: Simplify right side
    2,402.24x = 4,500,924.96
  5. Step 5: Solve for x
    x = 4,500,924.96/2,402.24
  6. Step 6: Final answer
    x = 1,873.64

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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.