Home / 9,691.26-13,374.03-5,499.18

Finding the Fourth Proportional to 9,691.26, 13,374.03 and 5,499.18

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Solution

The fourth proportional to 9,691.26, 13,374.03 and 5,499.18 is: 7,588.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691.26 : 13,374.03 = 5,499.18 : x
  2. Step 2: Convert to fraction form
    9,691.26/13,374.03 = 5,499.18/x
  3. Step 3: Cross multiply
    9,691.26x = 13,374.03 × 5,499.18
  4. Step 4: Simplify right side
    9,691.26x = 73,546,198.30
  5. Step 5: Solve for x
    x = 73,546,198.30/9,691.26
  6. Step 6: Final answer
    x = 7,588.92

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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.