Home / 4,119.68-6,179.57-1,346.33

Finding the Fourth Proportional to 4,119.68, 6,179.57 and 1,346.33

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Solution

The fourth proportional to 4,119.68, 6,179.57 and 1,346.33 is: 2,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.68 : 6,179.57 = 1,346.33 : x
  2. Step 2: Convert to fraction form
    4,119.68/6,179.57 = 1,346.33/x
  3. Step 3: Cross multiply
    4,119.68x = 6,179.57 × 1,346.33
  4. Step 4: Simplify right side
    4,119.68x = 8,319,702.85
  5. Step 5: Solve for x
    x = 8,319,702.85/4,119.68
  6. Step 6: Final answer
    x = 2,019.50

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Double scale
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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.