Home / 8,062.61-12,095.78-2,515.65

Finding the Fourth Proportional to 8,062.61, 12,095.78 and 2,515.65

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Solution

The fourth proportional to 8,062.61, 12,095.78 and 2,515.65 is: 3,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062.61 : 12,095.78 = 2,515.65 : x
  2. Step 2: Convert to fraction form
    8,062.61/12,095.78 = 2,515.65/x
  3. Step 3: Cross multiply
    8,062.61x = 12,095.78 × 2,515.65
  4. Step 4: Simplify right side
    8,062.61x = 30,428,755.25
  5. Step 5: Solve for x
    x = 30,428,755.25/8,062.61
  6. Step 6: Final answer
    x = 3,774.06

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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.