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Finding the Fourth Proportional to 9,596.73, 13,245.18 and 7,186.17

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Solution

The fourth proportional to 9,596.73, 13,245.18 and 7,186.17 is: 9,918.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,596.73 : 13,245.18 = 7,186.17 : x
  2. Step 2: Convert to fraction form
    9,596.73/13,245.18 = 7,186.17/x
  3. Step 3: Cross multiply
    9,596.73x = 13,245.18 × 7,186.17
  4. Step 4: Simplify right side
    9,596.73x = 95,182,115.16
  5. Step 5: Solve for x
    x = 95,182,115.16/9,596.73
  6. Step 6: Final answer
    x = 9,918.18

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Double scale
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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.