Home / 2,328.73-3,213.60-1,266.51

Finding the Fourth Proportional to 2,328.73, 3,213.60 and 1,266.51

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Solution

The fourth proportional to 2,328.73, 3,213.60 and 1,266.51 is: 1,747.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.73 : 3,213.60 = 1,266.51 : x
  2. Step 2: Convert to fraction form
    2,328.73/3,213.60 = 1,266.51/x
  3. Step 3: Cross multiply
    2,328.73x = 3,213.60 × 1,266.51
  4. Step 4: Simplify right side
    2,328.73x = 4,070,063.84
  5. Step 5: Solve for x
    x = 4,070,063.84/2,328.73
  6. Step 6: Final answer
    x = 1,747.76

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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.