Home / 2,551.97-3,516.45-1,954.43

Finding the Fourth Proportional to 2,551.97, 3,516.45 and 1,954.43

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Solution

The fourth proportional to 2,551.97, 3,516.45 and 1,954.43 is: 2,693.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551.97 : 3,516.45 = 1,954.43 : x
  2. Step 2: Convert to fraction form
    2,551.97/3,516.45 = 1,954.43/x
  3. Step 3: Cross multiply
    2,551.97x = 3,516.45 × 1,954.43
  4. Step 4: Simplify right side
    2,551.97x = 6,872,628.02
  5. Step 5: Solve for x
    x = 6,872,628.02/2,551.97
  6. Step 6: Final answer
    x = 2,693.07

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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.