Home / 2,939.06-4,407.14-1,456.58

Finding the Fourth Proportional to 2,939.06, 4,407.14 and 1,456.58

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Solution

The fourth proportional to 2,939.06, 4,407.14 and 1,456.58 is: 2,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.06 : 4,407.14 = 1,456.58 : x
  2. Step 2: Convert to fraction form
    2,939.06/4,407.14 = 1,456.58/x
  3. Step 3: Cross multiply
    2,939.06x = 4,407.14 × 1,456.58
  4. Step 4: Simplify right side
    2,939.06x = 6,419,322.66
  5. Step 5: Solve for x
    x = 6,419,322.66/2,939.06
  6. Step 6: Final answer
    x = 2,184.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.