Home / 11,726.22-16,182.63-6,691.26

Finding the Fourth Proportional to 11,726.22, 16,182.63 and 6,691.26

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Solution

The fourth proportional to 11,726.22, 16,182.63 and 6,691.26 is: 9,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.22 : 16,182.63 = 6,691.26 : x
  2. Step 2: Convert to fraction form
    11,726.22/16,182.63 = 6,691.26/x
  3. Step 3: Cross multiply
    11,726.22x = 16,182.63 × 6,691.26
  4. Step 4: Simplify right side
    11,726.22x = 108,282,184.81
  5. Step 5: Solve for x
    x = 108,282,184.81/11,726.22
  6. Step 6: Final answer
    x = 9,234.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.