Home / 8,726.74-13,091.40-4,047.22

Finding the Fourth Proportional to 8,726.74, 13,091.40 and 4,047.22

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Solution

The fourth proportional to 8,726.74, 13,091.40 and 4,047.22 is: 6,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.74 : 13,091.40 = 4,047.22 : x
  2. Step 2: Convert to fraction form
    8,726.74/13,091.40 = 4,047.22/x
  3. Step 3: Cross multiply
    8,726.74x = 13,091.40 × 4,047.22
  4. Step 4: Simplify right side
    8,726.74x = 52,983,775.91
  5. Step 5: Solve for x
    x = 52,983,775.91/8,726.74
  6. Step 6: Final answer
    x = 6,071.43

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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.