Home / 3,982.68-5,495.31-2,410.92

Finding the Fourth Proportional to 3,982.68, 5,495.31 and 2,410.92

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Solution

The fourth proportional to 3,982.68, 5,495.31 and 2,410.92 is: 3,326.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.68 : 5,495.31 = 2,410.92 : x
  2. Step 2: Convert to fraction form
    3,982.68/5,495.31 = 2,410.92/x
  3. Step 3: Cross multiply
    3,982.68x = 5,495.31 × 2,410.92
  4. Step 4: Simplify right side
    3,982.68x = 13,248,752.79
  5. Step 5: Solve for x
    x = 13,248,752.79/3,982.68
  6. Step 6: Final answer
    x = 3,326.59

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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.