Home / 4,101.16-6,151.78-1,179.56

Finding the Fourth Proportional to 4,101.16, 6,151.78 and 1,179.56

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Solution

The fourth proportional to 4,101.16, 6,151.78 and 1,179.56 is: 1,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.16 : 6,151.78 = 1,179.56 : x
  2. Step 2: Convert to fraction form
    4,101.16/6,151.78 = 1,179.56/x
  3. Step 3: Cross multiply
    4,101.16x = 6,151.78 × 1,179.56
  4. Step 4: Simplify right side
    4,101.16x = 7,256,393.62
  5. Step 5: Solve for x
    x = 7,256,393.62/4,101.16
  6. Step 6: Final answer
    x = 1,769.35

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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.