Home / 2,586.66-3,882.42-2,013.18

Finding the Fourth Proportional to 2,586.66, 3,882.42 and 2,013.18

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Solution

The fourth proportional to 2,586.66, 3,882.42 and 2,013.18 is: 3,021.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586.66 : 3,882.42 = 2,013.18 : x
  2. Step 2: Convert to fraction form
    2,586.66/3,882.42 = 2,013.18/x
  3. Step 3: Cross multiply
    2,586.66x = 3,882.42 × 2,013.18
  4. Step 4: Simplify right side
    2,586.66x = 7,816,010.30
  5. Step 5: Solve for x
    x = 7,816,010.30/2,586.66
  6. Step 6: Final answer
    x = 3,021.66

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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.