Home / 2,207.88-3,046.89-1,263.81

Finding the Fourth Proportional to 2,207.88, 3,046.89 and 1,263.81

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Solution

The fourth proportional to 2,207.88, 3,046.89 and 1,263.81 is: 1,744.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.88 : 3,046.89 = 1,263.81 : x
  2. Step 2: Convert to fraction form
    2,207.88/3,046.89 = 1,263.81/x
  3. Step 3: Cross multiply
    2,207.88x = 3,046.89 × 1,263.81
  4. Step 4: Simplify right side
    2,207.88x = 3,850,690.05
  5. Step 5: Solve for x
    x = 3,850,690.05/2,207.88
  6. Step 6: Final answer
    x = 1,744.07

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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.