Home / 8,681.56-13,021.49-2,441.43

Finding the Fourth Proportional to 8,681.56, 13,021.49 and 2,441.43

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Solution

The fourth proportional to 8,681.56, 13,021.49 and 2,441.43 is: 3,661.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681.56 : 13,021.49 = 2,441.43 : x
  2. Step 2: Convert to fraction form
    8,681.56/13,021.49 = 2,441.43/x
  3. Step 3: Cross multiply
    8,681.56x = 13,021.49 × 2,441.43
  4. Step 4: Simplify right side
    8,681.56x = 31,791,062.43
  5. Step 5: Solve for x
    x = 31,791,062.43/8,681.56
  6. Step 6: Final answer
    x = 3,661.91

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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.