Home / 2,425.98-3,345.39-1,982.46

Finding the Fourth Proportional to 2,425.98, 3,345.39 and 1,982.46

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Solution

The fourth proportional to 2,425.98, 3,345.39 and 1,982.46 is: 2,733.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.98 : 3,345.39 = 1,982.46 : x
  2. Step 2: Convert to fraction form
    2,425.98/3,345.39 = 1,982.46/x
  3. Step 3: Cross multiply
    2,425.98x = 3,345.39 × 1,982.46
  4. Step 4: Simplify right side
    2,425.98x = 6,632,101.86
  5. Step 5: Solve for x
    x = 6,632,101.86/2,425.98
  6. Step 6: Final answer
    x = 2,733.78

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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.