Home / 9,534.96-13,158.87-5,286.21

Finding the Fourth Proportional to 9,534.96, 13,158.87 and 5,286.21

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Solution

The fourth proportional to 9,534.96, 13,158.87 and 5,286.21 is: 7,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534.96 : 13,158.87 = 5,286.21 : x
  2. Step 2: Convert to fraction form
    9,534.96/13,158.87 = 5,286.21/x
  3. Step 3: Cross multiply
    9,534.96x = 13,158.87 × 5,286.21
  4. Step 4: Simplify right side
    9,534.96x = 69,560,481.01
  5. Step 5: Solve for x
    x = 69,560,481.01/9,534.96
  6. Step 6: Final answer
    x = 7,295.31

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Similar ratio
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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.