Home / 2,837.93-3,912.29-2,207.34

Finding the Fourth Proportional to 2,837.93, 3,912.29 and 2,207.34

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Solution

The fourth proportional to 2,837.93, 3,912.29 and 2,207.34 is: 3,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.93 : 3,912.29 = 2,207.34 : x
  2. Step 2: Convert to fraction form
    2,837.93/3,912.29 = 2,207.34/x
  3. Step 3: Cross multiply
    2,837.93x = 3,912.29 × 2,207.34
  4. Step 4: Simplify right side
    2,837.93x = 8,635,759.73
  5. Step 5: Solve for x
    x = 8,635,759.73/2,837.93
  6. Step 6: Final answer
    x = 3,042.98

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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.