Home / 8,862.29-13,293.43-2,621.81

Finding the Fourth Proportional to 8,862.29, 13,293.43 and 2,621.81

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Solution

The fourth proportional to 8,862.29, 13,293.43 and 2,621.81 is: 3,932.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.29 : 13,293.43 = 2,621.81 : x
  2. Step 2: Convert to fraction form
    8,862.29/13,293.43 = 2,621.81/x
  3. Step 3: Cross multiply
    8,862.29x = 13,293.43 × 2,621.81
  4. Step 4: Simplify right side
    8,862.29x = 34,852,847.71
  5. Step 5: Solve for x
    x = 34,852,847.71/8,862.29
  6. Step 6: Final answer
    x = 3,932.71

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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.