Home / 4,272.16-6,410.04-2,080.88

Finding the Fourth Proportional to 4,272.16, 6,410.04 and 2,080.88

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Solution

The fourth proportional to 4,272.16, 6,410.04 and 2,080.88 is: 3,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.16 : 6,410.04 = 2,080.88 : x
  2. Step 2: Convert to fraction form
    4,272.16/6,410.04 = 2,080.88/x
  3. Step 3: Cross multiply
    4,272.16x = 6,410.04 × 2,080.88
  4. Step 4: Simplify right side
    4,272.16x = 13,338,524.04
  5. Step 5: Solve for x
    x = 13,338,524.04/4,272.16
  6. Step 6: Final answer
    x = 3,122.20

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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.