Home / 2,176.39-3,003.44-1,232.18

Finding the Fourth Proportional to 2,176.39, 3,003.44 and 1,232.18

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Solution

The fourth proportional to 2,176.39, 3,003.44 and 1,232.18 is: 1,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.39 : 3,003.44 = 1,232.18 : x
  2. Step 2: Convert to fraction form
    2,176.39/3,003.44 = 1,232.18/x
  3. Step 3: Cross multiply
    2,176.39x = 3,003.44 × 1,232.18
  4. Step 4: Simplify right side
    2,176.39x = 3,700,778.70
  5. Step 5: Solve for x
    x = 3,700,778.70/2,176.39
  6. Step 6: Final answer
    x = 1,700.42

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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.