Home / 3,240.24-4,471.38-1,843.02

Finding the Fourth Proportional to 3,240.24, 4,471.38 and 1,843.02

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Solution

The fourth proportional to 3,240.24, 4,471.38 and 1,843.02 is: 2,543.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.24 : 4,471.38 = 1,843.02 : x
  2. Step 2: Convert to fraction form
    3,240.24/4,471.38 = 1,843.02/x
  3. Step 3: Cross multiply
    3,240.24x = 4,471.38 × 1,843.02
  4. Step 4: Simplify right side
    3,240.24x = 8,240,842.77
  5. Step 5: Solve for x
    x = 8,240,842.77/3,240.24
  6. Step 6: Final answer
    x = 2,543.28

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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.