Home / 2,176.35-3,263.19-943.12

Finding the Fourth Proportional to 2,176.35, 3,263.19 and 943.12

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Solution

The fourth proportional to 2,176.35, 3,263.19 and 943.12 is: 1,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.35 : 3,263.19 = 943.12 : x
  2. Step 2: Convert to fraction form
    2,176.35/3,263.19 = 943.12/x
  3. Step 3: Cross multiply
    2,176.35x = 3,263.19 × 943.12
  4. Step 4: Simplify right side
    2,176.35x = 3,077,579.75
  5. Step 5: Solve for x
    x = 3,077,579.75/2,176.35
  6. Step 6: Final answer
    x = 1,414.10

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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.