Home / 2,695.65-4,042.11-1,233.55

Finding the Fourth Proportional to 2,695.65, 4,042.11 and 1,233.55

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Solution

The fourth proportional to 2,695.65, 4,042.11 and 1,233.55 is: 1,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.65 : 4,042.11 = 1,233.55 : x
  2. Step 2: Convert to fraction form
    2,695.65/4,042.11 = 1,233.55/x
  3. Step 3: Cross multiply
    2,695.65x = 4,042.11 × 1,233.55
  4. Step 4: Simplify right side
    2,695.65x = 4,986,136.65
  5. Step 5: Solve for x
    x = 4,986,136.65/2,695.65
  6. Step 6: Final answer
    x = 1,849.70

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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.