Home / 7,391.25-11,088.77-2,197.13

Finding the Fourth Proportional to 7,391.25, 11,088.77 and 2,197.13

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Solution

The fourth proportional to 7,391.25, 11,088.77 and 2,197.13 is: 3,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.25 : 11,088.77 = 2,197.13 : x
  2. Step 2: Convert to fraction form
    7,391.25/11,088.77 = 2,197.13/x
  3. Step 3: Cross multiply
    7,391.25x = 11,088.77 × 2,197.13
  4. Step 4: Simplify right side
    7,391.25x = 24,363,402.80
  5. Step 5: Solve for x
    x = 24,363,402.80/7,391.25
  6. Step 6: Final answer
    x = 3,296.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.