Home / 3,077.27-4,247.12-1,957.04

Finding the Fourth Proportional to 3,077.27, 4,247.12 and 1,957.04

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Solution

The fourth proportional to 3,077.27, 4,247.12 and 1,957.04 is: 2,701.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.27 : 4,247.12 = 1,957.04 : x
  2. Step 2: Convert to fraction form
    3,077.27/4,247.12 = 1,957.04/x
  3. Step 3: Cross multiply
    3,077.27x = 4,247.12 × 1,957.04
  4. Step 4: Simplify right side
    3,077.27x = 8,311,783.31
  5. Step 5: Solve for x
    x = 8,311,783.31/3,077.27
  6. Step 6: Final answer
    x = 2,701.03

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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.