Home / 1,260.14-1,738.94-700.56

Finding the Fourth Proportional to 1,260.14, 1,738.94 and 700.56

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Solution

The fourth proportional to 1,260.14, 1,738.94 and 700.56 is: 966.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260.14 : 1,738.94 = 700.56 : x
  2. Step 2: Convert to fraction form
    1,260.14/1,738.94 = 700.56/x
  3. Step 3: Cross multiply
    1,260.14x = 1,738.94 × 700.56
  4. Step 4: Simplify right side
    1,260.14x = 1,218,228.30
  5. Step 5: Solve for x
    x = 1,218,228.30/1,260.14
  6. Step 6: Final answer
    x = 966.74

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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.