Home / 9,207.41-12,704.45-5,173.61

Finding the Fourth Proportional to 9,207.41, 12,704.45 and 5,173.61

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Solution

The fourth proportional to 9,207.41, 12,704.45 and 5,173.61 is: 7,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.41 : 12,704.45 = 5,173.61 : x
  2. Step 2: Convert to fraction form
    9,207.41/12,704.45 = 5,173.61/x
  3. Step 3: Cross multiply
    9,207.41x = 12,704.45 × 5,173.61
  4. Step 4: Simplify right side
    9,207.41x = 65,727,780.17
  5. Step 5: Solve for x
    x = 65,727,780.17/9,207.41
  6. Step 6: Final answer
    x = 7,138.58

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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.