Home / 2,543.20-3,510.24-1,481.84

Finding the Fourth Proportional to 2,543.20, 3,510.24 and 1,481.84

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Solution

The fourth proportional to 2,543.20, 3,510.24 and 1,481.84 is: 2,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.20 : 3,510.24 = 1,481.84 : x
  2. Step 2: Convert to fraction form
    2,543.20/3,510.24 = 1,481.84/x
  3. Step 3: Cross multiply
    2,543.20x = 3,510.24 × 1,481.84
  4. Step 4: Simplify right side
    2,543.20x = 5,201,614.04
  5. Step 5: Solve for x
    x = 5,201,614.04/2,543.20
  6. Step 6: Final answer
    x = 2,045.30

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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.