Home / 2,323.78-3,486.25-1,154.33

Finding the Fourth Proportional to 2,323.78, 3,486.25 and 1,154.33

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Solution

The fourth proportional to 2,323.78, 3,486.25 and 1,154.33 is: 1,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323.78 : 3,486.25 = 1,154.33 : x
  2. Step 2: Convert to fraction form
    2,323.78/3,486.25 = 1,154.33/x
  3. Step 3: Cross multiply
    2,323.78x = 3,486.25 × 1,154.33
  4. Step 4: Simplify right side
    2,323.78x = 4,024,282.96
  5. Step 5: Solve for x
    x = 4,024,282.96/2,323.78
  6. Step 6: Final answer
    x = 1,731.78

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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.