Home / 2,693.43-3,712.36-2,055.15

Finding the Fourth Proportional to 2,693.43, 3,712.36 and 2,055.15

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Solution

The fourth proportional to 2,693.43, 3,712.36 and 2,055.15 is: 2,832.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.43 : 3,712.36 = 2,055.15 : x
  2. Step 2: Convert to fraction form
    2,693.43/3,712.36 = 2,055.15/x
  3. Step 3: Cross multiply
    2,693.43x = 3,712.36 × 2,055.15
  4. Step 4: Simplify right side
    2,693.43x = 7,629,456.65
  5. Step 5: Solve for x
    x = 7,629,456.65/2,693.43
  6. Step 6: Final answer
    x = 2,832.62

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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.