Home / 8,868.38-13,301.32-2,629.06

Finding the Fourth Proportional to 8,868.38, 13,301.32 and 2,629.06

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Solution

The fourth proportional to 8,868.38, 13,301.32 and 2,629.06 is: 3,943.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.38 : 13,301.32 = 2,629.06 : x
  2. Step 2: Convert to fraction form
    8,868.38/13,301.32 = 2,629.06/x
  3. Step 3: Cross multiply
    8,868.38x = 13,301.32 × 2,629.06
  4. Step 4: Simplify right side
    8,868.38x = 34,969,888.71
  5. Step 5: Solve for x
    x = 34,969,888.71/8,868.38
  6. Step 6: Final answer
    x = 3,943.21

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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.