Home / 9,186.16-13,757.28-5,019.94

Finding the Fourth Proportional to 9,186.16, 13,757.28 and 5,019.94

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Solution

The fourth proportional to 9,186.16, 13,757.28 and 5,019.94 is: 7,517.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.16 : 13,757.28 = 5,019.94 : x
  2. Step 2: Convert to fraction form
    9,186.16/13,757.28 = 5,019.94/x
  3. Step 3: Cross multiply
    9,186.16x = 13,757.28 × 5,019.94
  4. Step 4: Simplify right side
    9,186.16x = 69,060,720.16
  5. Step 5: Solve for x
    x = 69,060,720.16/9,186.16
  6. Step 6: Final answer
    x = 7,517.91

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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.