Home / 4,419.28-6,630-1,497.61

Finding the Fourth Proportional to 4,419.28, 6,630 and 1,497.61

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Solution

The fourth proportional to 4,419.28, 6,630 and 1,497.61 is: 2,246.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.28 : 6,630 = 1,497.61 : x
  2. Step 2: Convert to fraction form
    4,419.28/6,630 = 1,497.61/x
  3. Step 3: Cross multiply
    4,419.28x = 6,630 × 1,497.61
  4. Step 4: Simplify right side
    4,419.28x = 9,929,154.30
  5. Step 5: Solve for x
    x = 9,929,154.30/4,419.28
  6. Step 6: Final answer
    x = 2,246.78

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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.