Home / 7,587.67-11,382.19-2,040.90

Finding the Fourth Proportional to 7,587.67, 11,382.19 and 2,040.90

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Solution

The fourth proportional to 7,587.67, 11,382.19 and 2,040.90 is: 3,061.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.67 : 11,382.19 = 2,040.90 : x
  2. Step 2: Convert to fraction form
    7,587.67/11,382.19 = 2,040.90/x
  3. Step 3: Cross multiply
    7,587.67x = 11,382.19 × 2,040.90
  4. Step 4: Simplify right side
    7,587.67x = 23,229,911.57
  5. Step 5: Solve for x
    x = 23,229,911.57/7,587.67
  6. Step 6: Final answer
    x = 3,061.53

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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.