Home / 3,482.22-5,223.38-885.18

Finding the Fourth Proportional to 3,482.22, 5,223.38 and 885.18

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Solution

The fourth proportional to 3,482.22, 5,223.38 and 885.18 is: 1,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.22 : 5,223.38 = 885.18 : x
  2. Step 2: Convert to fraction form
    3,482.22/5,223.38 = 885.18/x
  3. Step 3: Cross multiply
    3,482.22x = 5,223.38 × 885.18
  4. Step 4: Simplify right side
    3,482.22x = 4,623,627.08
  5. Step 5: Solve for x
    x = 4,623,627.08/3,482.22
  6. Step 6: Final answer
    x = 1,327.78

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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.