Home / 4,060.76-6,091.78-1,720.77

Finding the Fourth Proportional to 4,060.76, 6,091.78 and 1,720.77

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Solution

The fourth proportional to 4,060.76, 6,091.78 and 1,720.77 is: 2,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060.76 : 6,091.78 = 1,720.77 : x
  2. Step 2: Convert to fraction form
    4,060.76/6,091.78 = 1,720.77/x
  3. Step 3: Cross multiply
    4,060.76x = 6,091.78 × 1,720.77
  4. Step 4: Simplify right side
    4,060.76x = 10,482,552.27
  5. Step 5: Solve for x
    x = 10,482,552.27/4,060.76
  6. Step 6: Final answer
    x = 2,581.43

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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.