Home / 3,599.04-5,398.56-2,821.44

Finding the Fourth Proportional to 3,599.04, 5,398.56 and 2,821.44

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Solution

The fourth proportional to 3,599.04, 5,398.56 and 2,821.44 is: 4,232.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.04 : 5,398.56 = 2,821.44 : x
  2. Step 2: Convert to fraction form
    3,599.04/5,398.56 = 2,821.44/x
  3. Step 3: Cross multiply
    3,599.04x = 5,398.56 × 2,821.44
  4. Step 4: Simplify right side
    3,599.04x = 15,231,713.13
  5. Step 5: Solve for x
    x = 15,231,713.13/3,599.04
  6. Step 6: Final answer
    x = 4,232.16

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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.