Home / 9,717.08-14,575.78-2,791

Finding the Fourth Proportional to 9,717.08, 14,575.78 and 2,791

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Solution

The fourth proportional to 9,717.08, 14,575.78 and 2,791 is: 4,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717.08 : 14,575.78 = 2,791 : x
  2. Step 2: Convert to fraction form
    9,717.08/14,575.78 = 2,791/x
  3. Step 3: Cross multiply
    9,717.08x = 14,575.78 × 2,791
  4. Step 4: Simplify right side
    9,717.08x = 40,681,001.98
  5. Step 5: Solve for x
    x = 40,681,001.98/9,717.08
  6. Step 6: Final answer
    x = 4,186.55

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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.