Home / 8,726.38-13,089.86-3,462.37

Finding the Fourth Proportional to 8,726.38, 13,089.86 and 3,462.37

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Solution

The fourth proportional to 8,726.38, 13,089.86 and 3,462.37 is: 5,193.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.38 : 13,089.86 = 3,462.37 : x
  2. Step 2: Convert to fraction form
    8,726.38/13,089.86 = 3,462.37/x
  3. Step 3: Cross multiply
    8,726.38x = 13,089.86 × 3,462.37
  4. Step 4: Simplify right side
    8,726.38x = 45,321,855.81
  5. Step 5: Solve for x
    x = 45,321,855.81/8,726.38
  6. Step 6: Final answer
    x = 5,193.66

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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.