Home / 2,356.73-3,252.29-1,308.79

Finding the Fourth Proportional to 2,356.73, 3,252.29 and 1,308.79

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Solution

The fourth proportional to 2,356.73, 3,252.29 and 1,308.79 is: 1,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.73 : 3,252.29 = 1,308.79 : x
  2. Step 2: Convert to fraction form
    2,356.73/3,252.29 = 1,308.79/x
  3. Step 3: Cross multiply
    2,356.73x = 3,252.29 × 1,308.79
  4. Step 4: Simplify right side
    2,356.73x = 4,256,564.63
  5. Step 5: Solve for x
    x = 4,256,564.63/2,356.73
  6. Step 6: Final answer
    x = 1,806.13

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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.