Home / 4,939.41-6,816.40-2,701.30

Finding the Fourth Proportional to 4,939.41, 6,816.40 and 2,701.30

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Solution

The fourth proportional to 4,939.41, 6,816.40 and 2,701.30 is: 3,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.41 : 6,816.40 = 2,701.30 : x
  2. Step 2: Convert to fraction form
    4,939.41/6,816.40 = 2,701.30/x
  3. Step 3: Cross multiply
    4,939.41x = 6,816.40 × 2,701.30
  4. Step 4: Simplify right side
    4,939.41x = 18,413,117.53
  5. Step 5: Solve for x
    x = 18,413,117.53/4,939.41
  6. Step 6: Final answer
    x = 3,727.80

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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.