Home / 2,357.22-3,252.97-1,309.29

Finding the Fourth Proportional to 2,357.22, 3,252.97 and 1,309.29

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Solution

The fourth proportional to 2,357.22, 3,252.97 and 1,309.29 is: 1,806.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.22 : 3,252.97 = 1,309.29 : x
  2. Step 2: Convert to fraction form
    2,357.22/3,252.97 = 1,309.29/x
  3. Step 3: Cross multiply
    2,357.22x = 3,252.97 × 1,309.29
  4. Step 4: Simplify right side
    2,357.22x = 4,259,070.53
  5. Step 5: Solve for x
    x = 4,259,070.53/2,357.22
  6. Step 6: Final answer
    x = 1,806.82

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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.