Home / 4,100.76-6,151.07-1,179.06

Finding the Fourth Proportional to 4,100.76, 6,151.07 and 1,179.06

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Solution

The fourth proportional to 4,100.76, 6,151.07 and 1,179.06 is: 1,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.76 : 6,151.07 = 1,179.06 : x
  2. Step 2: Convert to fraction form
    4,100.76/6,151.07 = 1,179.06/x
  3. Step 3: Cross multiply
    4,100.76x = 6,151.07 × 1,179.06
  4. Step 4: Simplify right side
    4,100.76x = 7,252,460.48
  5. Step 5: Solve for x
    x = 7,252,460.48/4,100.76
  6. Step 6: Final answer
    x = 1,768.56

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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.