Home / 2,207.83-3,046.80-1,263.62

Finding the Fourth Proportional to 2,207.83, 3,046.80 and 1,263.62

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Solution

The fourth proportional to 2,207.83, 3,046.80 and 1,263.62 is: 1,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.83 : 3,046.80 = 1,263.62 : x
  2. Step 2: Convert to fraction form
    2,207.83/3,046.80 = 1,263.62/x
  3. Step 3: Cross multiply
    2,207.83x = 3,046.80 × 1,263.62
  4. Step 4: Simplify right side
    2,207.83x = 3,850,003.71
  5. Step 5: Solve for x
    x = 3,850,003.71/2,207.83
  6. Step 6: Final answer
    x = 1,743.79

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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.