Home / 4,100.92-6,151.43-1,179.25

Finding the Fourth Proportional to 4,100.92, 6,151.43 and 1,179.25

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Solution

The fourth proportional to 4,100.92, 6,151.43 and 1,179.25 is: 1,768.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.92 : 6,151.43 = 1,179.25 : x
  2. Step 2: Convert to fraction form
    4,100.92/6,151.43 = 1,179.25/x
  3. Step 3: Cross multiply
    4,100.92x = 6,151.43 × 1,179.25
  4. Step 4: Simplify right side
    4,100.92x = 7,254,073.83
  5. Step 5: Solve for x
    x = 7,254,073.83/4,100.92
  6. Step 6: Final answer
    x = 1,768.89

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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.