Home / 2,797.16-3,868.44-2,456.96

Finding the Fourth Proportional to 2,797.16, 3,868.44 and 2,456.96

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Solution

The fourth proportional to 2,797.16, 3,868.44 and 2,456.96 is: 3,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.16 : 3,868.44 = 2,456.96 : x
  2. Step 2: Convert to fraction form
    2,797.16/3,868.44 = 2,456.96/x
  3. Step 3: Cross multiply
    2,797.16x = 3,868.44 × 2,456.96
  4. Step 4: Simplify right side
    2,797.16x = 9,504,602.34
  5. Step 5: Solve for x
    x = 9,504,602.34/2,797.16
  6. Step 6: Final answer
    x = 3,397.95

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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.