Home / 4,939.23-6,815.88-2,700.66

Finding the Fourth Proportional to 4,939.23, 6,815.88 and 2,700.66

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Solution

The fourth proportional to 4,939.23, 6,815.88 and 2,700.66 is: 3,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.23 : 6,815.88 = 2,700.66 : x
  2. Step 2: Convert to fraction form
    4,939.23/6,815.88 = 2,700.66/x
  3. Step 3: Cross multiply
    4,939.23x = 6,815.88 × 2,700.66
  4. Step 4: Simplify right side
    4,939.23x = 18,407,374.48
  5. Step 5: Solve for x
    x = 18,407,374.48/4,939.23
  6. Step 6: Final answer
    x = 3,726.77

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1.5x scale

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.