Home / 4,169.35-5,780.02-3,947.41

Finding the Fourth Proportional to 4,169.35, 5,780.02 and 3,947.41

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Solution

The fourth proportional to 4,169.35, 5,780.02 and 3,947.41 is: 5,472.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.35 : 5,780.02 = 3,947.41 : x
  2. Step 2: Convert to fraction form
    4,169.35/5,780.02 = 3,947.41/x
  3. Step 3: Cross multiply
    4,169.35x = 5,780.02 × 3,947.41
  4. Step 4: Simplify right side
    4,169.35x = 22,816,108.75
  5. Step 5: Solve for x
    x = 22,816,108.75/4,169.35
  6. Step 6: Final answer
    x = 5,472.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.