Home / 4,939.74-6,807.42-3,540.06

Finding the Fourth Proportional to 4,939.74, 6,807.42 and 3,540.06

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Solution

The fourth proportional to 4,939.74, 6,807.42 and 3,540.06 is: 4,878.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.74 : 6,807.42 = 3,540.06 : x
  2. Step 2: Convert to fraction form
    4,939.74/6,807.42 = 3,540.06/x
  3. Step 3: Cross multiply
    4,939.74x = 6,807.42 × 3,540.06
  4. Step 4: Simplify right side
    4,939.74x = 24,098,675.25
  5. Step 5: Solve for x
    x = 24,098,675.25/4,939.74
  6. Step 6: Final answer
    x = 4,878.53

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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.