Home / 3,154.90-4,354.51-1,829.33

Finding the Fourth Proportional to 3,154.90, 4,354.51 and 1,829.33

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Solution

The fourth proportional to 3,154.90, 4,354.51 and 1,829.33 is: 2,524.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.90 : 4,354.51 = 1,829.33 : x
  2. Step 2: Convert to fraction form
    3,154.90/4,354.51 = 1,829.33/x
  3. Step 3: Cross multiply
    3,154.90x = 4,354.51 × 1,829.33
  4. Step 4: Simplify right side
    3,154.90x = 7,965,835.78
  5. Step 5: Solve for x
    x = 7,965,835.78/3,154.90
  6. Step 6: Final answer
    x = 2,524.91

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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.