Home / 4,052.82-6,080.04-1,279.75

Finding the Fourth Proportional to 4,052.82, 6,080.04 and 1,279.75

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Solution

The fourth proportional to 4,052.82, 6,080.04 and 1,279.75 is: 1,919.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,052.82 : 6,080.04 = 1,279.75 : x
  2. Step 2: Convert to fraction form
    4,052.82/6,080.04 = 1,279.75/x
  3. Step 3: Cross multiply
    4,052.82x = 6,080.04 × 1,279.75
  4. Step 4: Simplify right side
    4,052.82x = 7,780,931.19
  5. Step 5: Solve for x
    x = 7,780,931.19/4,052.82
  6. Step 6: Final answer
    x = 1,919.88

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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.