Home / 7,898.16-11,844.17-2,632.15

Finding the Fourth Proportional to 7,898.16, 11,844.17 and 2,632.15

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Solution

The fourth proportional to 7,898.16, 11,844.17 and 2,632.15 is: 3,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.16 : 11,844.17 = 2,632.15 : x
  2. Step 2: Convert to fraction form
    7,898.16/11,844.17 = 2,632.15/x
  3. Step 3: Cross multiply
    7,898.16x = 11,844.17 × 2,632.15
  4. Step 4: Simplify right side
    7,898.16x = 31,175,591.76
  5. Step 5: Solve for x
    x = 31,175,591.76/7,898.16
  6. Step 6: Final answer
    x = 3,947.20

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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.