Home / 5,080.82-7,010.84-2,956.19

Finding the Fourth Proportional to 5,080.82, 7,010.84 and 2,956.19

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Solution

The fourth proportional to 5,080.82, 7,010.84 and 2,956.19 is: 4,079.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.82 : 7,010.84 = 2,956.19 : x
  2. Step 2: Convert to fraction form
    5,080.82/7,010.84 = 2,956.19/x
  3. Step 3: Cross multiply
    5,080.82x = 7,010.84 × 2,956.19
  4. Step 4: Simplify right side
    5,080.82x = 20,725,360.32
  5. Step 5: Solve for x
    x = 20,725,360.32/5,080.82
  6. Step 6: Final answer
    x = 4,079.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.