Home / 3,208.82-4,426.85-2,543.00

Finding the Fourth Proportional to 3,208.82, 4,426.85 and 2,543.00

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Solution

The fourth proportional to 3,208.82, 4,426.85 and 2,543.00 is: 3,508.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208.82 : 4,426.85 = 2,543.00 : x
  2. Step 2: Convert to fraction form
    3,208.82/4,426.85 = 2,543.00/x
  3. Step 3: Cross multiply
    3,208.82x = 4,426.85 × 2,543.00
  4. Step 4: Simplify right side
    3,208.82x = 11,257,463.77
  5. Step 5: Solve for x
    x = 11,257,463.77/3,208.82
  6. Step 6: Final answer
    x = 3,508.29

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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.