Home / 5,691.17-8,536.49-1,994.24

Finding the Fourth Proportional to 5,691.17, 8,536.49 and 1,994.24

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Solution

The fourth proportional to 5,691.17, 8,536.49 and 1,994.24 is: 2,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.17 : 8,536.49 = 1,994.24 : x
  2. Step 2: Convert to fraction form
    5,691.17/8,536.49 = 1,994.24/x
  3. Step 3: Cross multiply
    5,691.17x = 8,536.49 × 1,994.24
  4. Step 4: Simplify right side
    5,691.17x = 17,023,767.14
  5. Step 5: Solve for x
    x = 17,023,767.14/5,691.17
  6. Step 6: Final answer
    x = 2,991.26

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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.