Home / 2,429.97-3,354.89-1,683.66

Finding the Fourth Proportional to 2,429.97, 3,354.89 and 1,683.66

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Solution

The fourth proportional to 2,429.97, 3,354.89 and 1,683.66 is: 2,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.97 : 3,354.89 = 1,683.66 : x
  2. Step 2: Convert to fraction form
    2,429.97/3,354.89 = 1,683.66/x
  3. Step 3: Cross multiply
    2,429.97x = 3,354.89 × 1,683.66
  4. Step 4: Simplify right side
    2,429.97x = 5,648,485.68
  5. Step 5: Solve for x
    x = 5,648,485.68/2,429.97
  6. Step 6: Final answer
    x = 2,324.51

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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.