Home / 4,098.82-5,657.32-2,398.12

Finding the Fourth Proportional to 4,098.82, 5,657.32 and 2,398.12

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Solution

The fourth proportional to 4,098.82, 5,657.32 and 2,398.12 is: 3,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.82 : 5,657.32 = 2,398.12 : x
  2. Step 2: Convert to fraction form
    4,098.82/5,657.32 = 2,398.12/x
  3. Step 3: Cross multiply
    4,098.82x = 5,657.32 × 2,398.12
  4. Step 4: Simplify right side
    4,098.82x = 13,566,940.74
  5. Step 5: Solve for x
    x = 13,566,940.74/4,098.82
  6. Step 6: Final answer
    x = 3,309.96

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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.