Home / 3,877.32-5,805.33-2,708.49

Finding the Fourth Proportional to 3,877.32, 5,805.33 and 2,708.49

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Solution

The fourth proportional to 3,877.32, 5,805.33 and 2,708.49 is: 4,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,877.32 : 5,805.33 = 2,708.49 : x
  2. Step 2: Convert to fraction form
    3,877.32/5,805.33 = 2,708.49/x
  3. Step 3: Cross multiply
    3,877.32x = 5,805.33 × 2,708.49
  4. Step 4: Simplify right side
    3,877.32x = 15,723,678.25
  5. Step 5: Solve for x
    x = 15,723,678.25/3,877.32
  6. Step 6: Final answer
    x = 4,055.30

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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.