Home / 4,101.92-6,152.82-1,180.21

Finding the Fourth Proportional to 4,101.92, 6,152.82 and 1,180.21

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Solution

The fourth proportional to 4,101.92, 6,152.82 and 1,180.21 is: 1,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.92 : 6,152.82 = 1,180.21 : x
  2. Step 2: Convert to fraction form
    4,101.92/6,152.82 = 1,180.21/x
  3. Step 3: Cross multiply
    4,101.92x = 6,152.82 × 1,180.21
  4. Step 4: Simplify right side
    4,101.92x = 7,261,619.69
  5. Step 5: Solve for x
    x = 7,261,619.69/4,101.92
  6. Step 6: Final answer
    x = 1,770.30

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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.