Home / 6,104.35-9,155.85-1,721.98

Finding the Fourth Proportional to 6,104.35, 9,155.85 and 1,721.98

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Solution

The fourth proportional to 6,104.35, 9,155.85 and 1,721.98 is: 2,582.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.35 : 9,155.85 = 1,721.98 : x
  2. Step 2: Convert to fraction form
    6,104.35/9,155.85 = 1,721.98/x
  3. Step 3: Cross multiply
    6,104.35x = 9,155.85 × 1,721.98
  4. Step 4: Simplify right side
    6,104.35x = 15,766,190.58
  5. Step 5: Solve for x
    x = 15,766,190.58/6,104.35
  6. Step 6: Final answer
    x = 2,582.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.