Home / 3,354.78-4,630.38-2,029.34

Finding the Fourth Proportional to 3,354.78, 4,630.38 and 2,029.34

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Solution

The fourth proportional to 3,354.78, 4,630.38 and 2,029.34 is: 2,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.78 : 4,630.38 = 2,029.34 : x
  2. Step 2: Convert to fraction form
    3,354.78/4,630.38 = 2,029.34/x
  3. Step 3: Cross multiply
    3,354.78x = 4,630.38 × 2,029.34
  4. Step 4: Simplify right side
    3,354.78x = 9,396,615.35
  5. Step 5: Solve for x
    x = 9,396,615.35/3,354.78
  6. Step 6: Final answer
    x = 2,800.96

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1.5x scale

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.