Home / 3,225.65-4,452.76-2,179.13

Finding the Fourth Proportional to 3,225.65, 4,452.76 and 2,179.13

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Solution

The fourth proportional to 3,225.65, 4,452.76 and 2,179.13 is: 3,008.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.65 : 4,452.76 = 2,179.13 : x
  2. Step 2: Convert to fraction form
    3,225.65/4,452.76 = 2,179.13/x
  3. Step 3: Cross multiply
    3,225.65x = 4,452.76 × 2,179.13
  4. Step 4: Simplify right side
    3,225.65x = 9,703,156.75
  5. Step 5: Solve for x
    x = 9,703,156.75/3,225.65
  6. Step 6: Final answer
    x = 3,008.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.