Home / 10,108.52-15,169.70-3,534.69

Finding the Fourth Proportional to 10,108.52, 15,169.70 and 3,534.69

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Solution

The fourth proportional to 10,108.52, 15,169.70 and 3,534.69 is: 5,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108.52 : 15,169.70 = 3,534.69 : x
  2. Step 2: Convert to fraction form
    10,108.52/15,169.70 = 3,534.69/x
  3. Step 3: Cross multiply
    10,108.52x = 15,169.70 × 3,534.69
  4. Step 4: Simplify right side
    10,108.52x = 53,620,186.89
  5. Step 5: Solve for x
    x = 53,620,186.89/10,108.52
  6. Step 6: Final answer
    x = 5,304.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.