Home / 9,747.15-13,451.08-5,270.91

Finding the Fourth Proportional to 9,747.15, 13,451.08 and 5,270.91

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Solution

The fourth proportional to 9,747.15, 13,451.08 and 5,270.91 is: 7,273.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.15 : 13,451.08 = 5,270.91 : x
  2. Step 2: Convert to fraction form
    9,747.15/13,451.08 = 5,270.91/x
  3. Step 3: Cross multiply
    9,747.15x = 13,451.08 × 5,270.91
  4. Step 4: Simplify right side
    9,747.15x = 70,899,432.08
  5. Step 5: Solve for x
    x = 70,899,432.08/9,747.15
  6. Step 6: Final answer
    x = 7,273.86

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.