Home / 2,480.85-3,424.14-1,695.96

Finding the Fourth Proportional to 2,480.85, 3,424.14 and 1,695.96

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Solution

The fourth proportional to 2,480.85, 3,424.14 and 1,695.96 is: 2,340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.85 : 3,424.14 = 1,695.96 : x
  2. Step 2: Convert to fraction form
    2,480.85/3,424.14 = 1,695.96/x
  3. Step 3: Cross multiply
    2,480.85x = 3,424.14 × 1,695.96
  4. Step 4: Simplify right side
    2,480.85x = 5,807,204.47
  5. Step 5: Solve for x
    x = 5,807,204.47/2,480.85
  6. Step 6: Final answer
    x = 2,340.81

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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.