Home / 4,380.28-6,044.68-2,390.88

Finding the Fourth Proportional to 4,380.28, 6,044.68 and 2,390.88

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Solution

The fourth proportional to 4,380.28, 6,044.68 and 2,390.88 is: 3,299.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.28 : 6,044.68 = 2,390.88 : x
  2. Step 2: Convert to fraction form
    4,380.28/6,044.68 = 2,390.88/x
  3. Step 3: Cross multiply
    4,380.28x = 6,044.68 × 2,390.88
  4. Step 4: Simplify right side
    4,380.28x = 14,452,104.52
  5. Step 5: Solve for x
    x = 14,452,104.52/4,380.28
  6. Step 6: Final answer
    x = 3,299.36

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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.