Home / 8,473.07-11,695.92-5,115.89

Finding the Fourth Proportional to 8,473.07, 11,695.92 and 5,115.89

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Solution

The fourth proportional to 8,473.07, 11,695.92 and 5,115.89 is: 7,061.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.07 : 11,695.92 = 5,115.89 : x
  2. Step 2: Convert to fraction form
    8,473.07/11,695.92 = 5,115.89/x
  3. Step 3: Cross multiply
    8,473.07x = 11,695.92 × 5,115.89
  4. Step 4: Simplify right side
    8,473.07x = 59,835,040.17
  5. Step 5: Solve for x
    x = 59,835,040.17/8,473.07
  6. Step 6: Final answer
    x = 7,061.79

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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.