Home / 4,311.68-5,950.96-2,543.20

Finding the Fourth Proportional to 4,311.68, 5,950.96 and 2,543.20

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Solution

The fourth proportional to 4,311.68, 5,950.96 and 2,543.20 is: 3,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.68 : 5,950.96 = 2,543.20 : x
  2. Step 2: Convert to fraction form
    4,311.68/5,950.96 = 2,543.20/x
  3. Step 3: Cross multiply
    4,311.68x = 5,950.96 × 2,543.20
  4. Step 4: Simplify right side
    4,311.68x = 15,134,481.47
  5. Step 5: Solve for x
    x = 15,134,481.47/4,311.68
  6. Step 6: Final answer
    x = 3,510.11

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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.