Home / 3,253.13-4,489.95-2,543.57

Finding the Fourth Proportional to 3,253.13, 4,489.95 and 2,543.57

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Solution

The fourth proportional to 3,253.13, 4,489.95 and 2,543.57 is: 3,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.13 : 4,489.95 = 2,543.57 : x
  2. Step 2: Convert to fraction form
    3,253.13/4,489.95 = 2,543.57/x
  3. Step 3: Cross multiply
    3,253.13x = 4,489.95 × 2,543.57
  4. Step 4: Simplify right side
    3,253.13x = 11,420,506.05
  5. Step 5: Solve for x
    x = 11,420,506.05/3,253.13
  6. Step 6: Final answer
    x = 3,510.62

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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.