Home / 2,908.17-4,013.31-1,649.19

Finding the Fourth Proportional to 2,908.17, 4,013.31 and 1,649.19

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Solution

The fourth proportional to 2,908.17, 4,013.31 and 1,649.19 is: 2,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.17 : 4,013.31 = 1,649.19 : x
  2. Step 2: Convert to fraction form
    2,908.17/4,013.31 = 1,649.19/x
  3. Step 3: Cross multiply
    2,908.17x = 4,013.31 × 1,649.19
  4. Step 4: Simplify right side
    2,908.17x = 6,618,731.95
  5. Step 5: Solve for x
    x = 6,618,731.95/2,908.17
  6. Step 6: Final answer
    x = 2,275.91

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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.