Home / 2,324.25-3,207.47-1,276.31

Finding the Fourth Proportional to 2,324.25, 3,207.47 and 1,276.31

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Solution

The fourth proportional to 2,324.25, 3,207.47 and 1,276.31 is: 1,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.25 : 3,207.47 = 1,276.31 : x
  2. Step 2: Convert to fraction form
    2,324.25/3,207.47 = 1,276.31/x
  3. Step 3: Cross multiply
    2,324.25x = 3,207.47 × 1,276.31
  4. Step 4: Simplify right side
    2,324.25x = 4,093,727.67
  5. Step 5: Solve for x
    x = 4,093,727.67/2,324.25
  6. Step 6: Final answer
    x = 1,761.31

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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.