Home / 9,320.28-13,982.52-3,080.95

Finding the Fourth Proportional to 9,320.28, 13,982.52 and 3,080.95

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Solution

The fourth proportional to 9,320.28, 13,982.52 and 3,080.95 is: 4,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.28 : 13,982.52 = 3,080.95 : x
  2. Step 2: Convert to fraction form
    9,320.28/13,982.52 = 3,080.95/x
  3. Step 3: Cross multiply
    9,320.28x = 13,982.52 × 3,080.95
  4. Step 4: Simplify right side
    9,320.28x = 43,079,500.24
  5. Step 5: Solve for x
    x = 43,079,500.24/9,320.28
  6. Step 6: Final answer
    x = 4,622.12

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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.