Home / 4,700.80-6,487.92-2,711.04

Finding the Fourth Proportional to 4,700.80, 6,487.92 and 2,711.04

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Solution

The fourth proportional to 4,700.80, 6,487.92 and 2,711.04 is: 3,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.80 : 6,487.92 = 2,711.04 : x
  2. Step 2: Convert to fraction form
    4,700.80/6,487.92 = 2,711.04/x
  3. Step 3: Cross multiply
    4,700.80x = 6,487.92 × 2,711.04
  4. Step 4: Simplify right side
    4,700.80x = 17,589,010.64
  5. Step 5: Solve for x
    x = 17,589,010.64/4,700.80
  6. Step 6: Final answer
    x = 3,741.71

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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.