Home / 7,750.38-11,625.57-3,588.11

Finding the Fourth Proportional to 7,750.38, 11,625.57 and 3,588.11

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Solution

The fourth proportional to 7,750.38, 11,625.57 and 3,588.11 is: 5,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.38 : 11,625.57 = 3,588.11 : x
  2. Step 2: Convert to fraction form
    7,750.38/11,625.57 = 3,588.11/x
  3. Step 3: Cross multiply
    7,750.38x = 11,625.57 × 3,588.11
  4. Step 4: Simplify right side
    7,750.38x = 41,713,823.97
  5. Step 5: Solve for x
    x = 41,713,823.97/7,750.38
  6. Step 6: Final answer
    x = 5,382.17

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1.5x scale

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.