Home / 9,747.16-14,617.29-3,172.12

Finding the Fourth Proportional to 9,747.16, 14,617.29 and 3,172.12

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Solution

The fourth proportional to 9,747.16, 14,617.29 and 3,172.12 is: 4,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747.16 : 14,617.29 = 3,172.12 : x
  2. Step 2: Convert to fraction form
    9,747.16/14,617.29 = 3,172.12/x
  3. Step 3: Cross multiply
    9,747.16x = 14,617.29 × 3,172.12
  4. Step 4: Simplify right side
    9,747.16x = 46,367,797.95
  5. Step 5: Solve for x
    x = 46,367,797.95/9,747.16
  6. Step 6: Final answer
    x = 4,757.06

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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.