Home / 2,910.96-4,366.08-1,179.04

Finding the Fourth Proportional to 2,910.96, 4,366.08 and 1,179.04

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Solution

The fourth proportional to 2,910.96, 4,366.08 and 1,179.04 is: 1,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.96 : 4,366.08 = 1,179.04 : x
  2. Step 2: Convert to fraction form
    2,910.96/4,366.08 = 1,179.04/x
  3. Step 3: Cross multiply
    2,910.96x = 4,366.08 × 1,179.04
  4. Step 4: Simplify right side
    2,910.96x = 5,147,782.96
  5. Step 5: Solve for x
    x = 5,147,782.96/2,910.96
  6. Step 6: Final answer
    x = 1,768.41

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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.