Home / 7,899.29-11,844.95-2,632.43

Finding the Fourth Proportional to 7,899.29, 11,844.95 and 2,632.43

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Solution

The fourth proportional to 7,899.29, 11,844.95 and 2,632.43 is: 3,947.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.29 : 11,844.95 = 2,632.43 : x
  2. Step 2: Convert to fraction form
    7,899.29/11,844.95 = 2,632.43/x
  3. Step 3: Cross multiply
    7,899.29x = 11,844.95 × 2,632.43
  4. Step 4: Simplify right side
    7,899.29x = 31,181,001.73
  5. Step 5: Solve for x
    x = 31,181,001.73/7,899.29
  6. Step 6: Final answer
    x = 3,947.32

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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.