Home / 4,591.19-6,882.96-2,127.78

Finding the Fourth Proportional to 4,591.19, 6,882.96 and 2,127.78

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Solution

The fourth proportional to 4,591.19, 6,882.96 and 2,127.78 is: 3,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591.19 : 6,882.96 = 2,127.78 : x
  2. Step 2: Convert to fraction form
    4,591.19/6,882.96 = 2,127.78/x
  3. Step 3: Cross multiply
    4,591.19x = 6,882.96 × 2,127.78
  4. Step 4: Simplify right side
    4,591.19x = 14,645,424.63
  5. Step 5: Solve for x
    x = 14,645,424.63/4,591.19
  6. Step 6: Final answer
    x = 3,189.90

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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.