Home / 1,296.06-1,944.90-1,250.70

Finding the Fourth Proportional to 1,296.06, 1,944.90 and 1,250.70

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Solution

The fourth proportional to 1,296.06, 1,944.90 and 1,250.70 is: 1,876.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296.06 : 1,944.90 = 1,250.70 : x
  2. Step 2: Convert to fraction form
    1,296.06/1,944.90 = 1,250.70/x
  3. Step 3: Cross multiply
    1,296.06x = 1,944.90 × 1,250.70
  4. Step 4: Simplify right side
    1,296.06x = 2,432,486.43
  5. Step 5: Solve for x
    x = 2,432,486.43/1,296.06
  6. Step 6: Final answer
    x = 1,876.83

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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.