Home / 4,414.04-6,620.88-1,780.92

Finding the Fourth Proportional to 4,414.04, 6,620.88 and 1,780.92

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Solution

The fourth proportional to 4,414.04, 6,620.88 and 1,780.92 is: 2,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.04 : 6,620.88 = 1,780.92 : x
  2. Step 2: Convert to fraction form
    4,414.04/6,620.88 = 1,780.92/x
  3. Step 3: Cross multiply
    4,414.04x = 6,620.88 × 1,780.92
  4. Step 4: Simplify right side
    4,414.04x = 11,791,257.61
  5. Step 5: Solve for x
    x = 11,791,257.61/4,414.04
  6. Step 6: Final answer
    x = 2,671.31

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1.5x scale

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.