Home / 5,080.41-7,010.80-2,842.32

Finding the Fourth Proportional to 5,080.41, 7,010.80 and 2,842.32

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Solution

The fourth proportional to 5,080.41, 7,010.80 and 2,842.32 is: 3,922.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.41 : 7,010.80 = 2,842.32 : x
  2. Step 2: Convert to fraction form
    5,080.41/7,010.80 = 2,842.32/x
  3. Step 3: Cross multiply
    5,080.41x = 7,010.80 × 2,842.32
  4. Step 4: Simplify right side
    5,080.41x = 19,926,937.06
  5. Step 5: Solve for x
    x = 19,926,937.06/5,080.41
  6. Step 6: Final answer
    x = 3,922.31

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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.