Home / 9,712.80-14,566.25-2,691.11

Finding the Fourth Proportional to 9,712.80, 14,566.25 and 2,691.11

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Solution

The fourth proportional to 9,712.80, 14,566.25 and 2,691.11 is: 4,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.80 : 14,566.25 = 2,691.11 : x
  2. Step 2: Convert to fraction form
    9,712.80/14,566.25 = 2,691.11/x
  3. Step 3: Cross multiply
    9,712.80x = 14,566.25 × 2,691.11
  4. Step 4: Simplify right side
    9,712.80x = 39,199,294.75
  5. Step 5: Solve for x
    x = 39,199,294.75/9,712.80
  6. Step 6: Final answer
    x = 4,035.84

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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.