Home / 6,621.78-9,932.68-2,461.70

Finding the Fourth Proportional to 6,621.78, 9,932.68 and 2,461.70

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Solution

The fourth proportional to 6,621.78, 9,932.68 and 2,461.70 is: 3,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,621.78 : 9,932.68 = 2,461.70 : x
  2. Step 2: Convert to fraction form
    6,621.78/9,932.68 = 2,461.70/x
  3. Step 3: Cross multiply
    6,621.78x = 9,932.68 × 2,461.70
  4. Step 4: Simplify right side
    6,621.78x = 24,451,264.48
  5. Step 5: Solve for x
    x = 24,451,264.48/6,621.78
  6. Step 6: Final answer
    x = 3,692.55

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Similar ratio
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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.