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Finding the Fourth Proportional to 5,891.44, 8,837.14 and 2,972.20

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Solution

The fourth proportional to 5,891.44, 8,837.14 and 2,972.20 is: 4,458.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.44 : 8,837.14 = 2,972.20 : x
  2. Step 2: Convert to fraction form
    5,891.44/8,837.14 = 2,972.20/x
  3. Step 3: Cross multiply
    5,891.44x = 8,837.14 × 2,972.20
  4. Step 4: Simplify right side
    5,891.44x = 26,265,747.51
  5. Step 5: Solve for x
    x = 26,265,747.51/5,891.44
  6. Step 6: Final answer
    x = 4,458.29

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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.