Home / 2,207.49-3,046.33-1,263.28

Finding the Fourth Proportional to 2,207.49, 3,046.33 and 1,263.28

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Solution

The fourth proportional to 2,207.49, 3,046.33 and 1,263.28 is: 1,743.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.49 : 3,046.33 = 1,263.28 : x
  2. Step 2: Convert to fraction form
    2,207.49/3,046.33 = 1,263.28/x
  3. Step 3: Cross multiply
    2,207.49x = 3,046.33 × 1,263.28
  4. Step 4: Simplify right side
    2,207.49x = 3,848,367.76
  5. Step 5: Solve for x
    x = 3,848,367.76/2,207.49
  6. Step 6: Final answer
    x = 1,743.32

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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.