Home / 2,854.16-3,939.09-1,595.42

Finding the Fourth Proportional to 2,854.16, 3,939.09 and 1,595.42

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Solution

The fourth proportional to 2,854.16, 3,939.09 and 1,595.42 is: 2,201.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.16 : 3,939.09 = 1,595.42 : x
  2. Step 2: Convert to fraction form
    2,854.16/3,939.09 = 1,595.42/x
  3. Step 3: Cross multiply
    2,854.16x = 3,939.09 × 1,595.42
  4. Step 4: Simplify right side
    2,854.16x = 6,284,502.97
  5. Step 5: Solve for x
    x = 6,284,502.97/2,854.16
  6. Step 6: Final answer
    x = 2,201.87

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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.