Home / 2,340.49-3,229.75-1,456.29

Finding the Fourth Proportional to 2,340.49, 3,229.75 and 1,456.29

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Solution

The fourth proportional to 2,340.49, 3,229.75 and 1,456.29 is: 2,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.49 : 3,229.75 = 1,456.29 : x
  2. Step 2: Convert to fraction form
    2,340.49/3,229.75 = 1,456.29/x
  3. Step 3: Cross multiply
    2,340.49x = 3,229.75 × 1,456.29
  4. Step 4: Simplify right side
    2,340.49x = 4,703,452.63
  5. Step 5: Solve for x
    x = 4,703,452.63/2,340.49
  6. Step 6: Final answer
    x = 2,009.60

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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.