Home / 9,921.45-14,882.18-2,995.95

Finding the Fourth Proportional to 9,921.45, 14,882.18 and 2,995.95

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Solution

The fourth proportional to 9,921.45, 14,882.18 and 2,995.95 is: 4,493.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921.45 : 14,882.18 = 2,995.95 : x
  2. Step 2: Convert to fraction form
    9,921.45/14,882.18 = 2,995.95/x
  3. Step 3: Cross multiply
    9,921.45x = 14,882.18 × 2,995.95
  4. Step 4: Simplify right side
    9,921.45x = 44,586,267.17
  5. Step 5: Solve for x
    x = 44,586,267.17/9,921.45
  6. Step 6: Final answer
    x = 4,493.93

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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.