Home / 2,664.17-3,998.16-1,203.51

Finding the Fourth Proportional to 2,664.17, 3,998.16 and 1,203.51

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Solution

The fourth proportional to 2,664.17, 3,998.16 and 1,203.51 is: 1,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.17 : 3,998.16 = 1,203.51 : x
  2. Step 2: Convert to fraction form
    2,664.17/3,998.16 = 1,203.51/x
  3. Step 3: Cross multiply
    2,664.17x = 3,998.16 × 1,203.51
  4. Step 4: Simplify right side
    2,664.17x = 4,811,825.54
  5. Step 5: Solve for x
    x = 4,811,825.54/2,664.17
  6. Step 6: Final answer
    x = 1,806.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.