Home / 2,908.80-4,363.52-1,176.96

Finding the Fourth Proportional to 2,908.80, 4,363.52 and 1,176.96

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Solution

The fourth proportional to 2,908.80, 4,363.52 and 1,176.96 is: 1,765.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.80 : 4,363.52 = 1,176.96 : x
  2. Step 2: Convert to fraction form
    2,908.80/4,363.52 = 1,176.96/x
  3. Step 3: Cross multiply
    2,908.80x = 4,363.52 × 1,176.96
  4. Step 4: Simplify right side
    2,908.80x = 5,135,688.50
  5. Step 5: Solve for x
    x = 5,135,688.50/2,908.80
  6. Step 6: Final answer
    x = 1,765.57

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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.