Home / 5,182.68-7,152.12-2,944.57

Finding the Fourth Proportional to 5,182.68, 7,152.12 and 2,944.57

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Solution

The fourth proportional to 5,182.68, 7,152.12 and 2,944.57 is: 4,063.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.68 : 7,152.12 = 2,944.57 : x
  2. Step 2: Convert to fraction form
    5,182.68/7,152.12 = 2,944.57/x
  3. Step 3: Cross multiply
    5,182.68x = 7,152.12 × 2,944.57
  4. Step 4: Simplify right side
    5,182.68x = 21,059,917.99
  5. Step 5: Solve for x
    x = 21,059,917.99/5,182.68
  6. Step 6: Final answer
    x = 4,063.52

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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.