Home / 4,402.35-6,604.07-1,439.78

Finding the Fourth Proportional to 4,402.35, 6,604.07 and 1,439.78

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Solution

The fourth proportional to 4,402.35, 6,604.07 and 1,439.78 is: 2,159.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.35 : 6,604.07 = 1,439.78 : x
  2. Step 2: Convert to fraction form
    4,402.35/6,604.07 = 1,439.78/x
  3. Step 3: Cross multiply
    4,402.35x = 6,604.07 × 1,439.78
  4. Step 4: Simplify right side
    4,402.35x = 9,508,367.69
  5. Step 5: Solve for x
    x = 9,508,367.69/4,402.35
  6. Step 6: Final answer
    x = 2,159.84

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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.