Home / 3,430.80-5,155.56-2,044.44

Finding the Fourth Proportional to 3,430.80, 5,155.56 and 2,044.44

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Solution

The fourth proportional to 3,430.80, 5,155.56 and 2,044.44 is: 3,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430.80 : 5,155.56 = 2,044.44 : x
  2. Step 2: Convert to fraction form
    3,430.80/5,155.56 = 2,044.44/x
  3. Step 3: Cross multiply
    3,430.80x = 5,155.56 × 2,044.44
  4. Step 4: Simplify right side
    3,430.80x = 10,540,233.09
  5. Step 5: Solve for x
    x = 10,540,233.09/3,430.80
  6. Step 6: Final answer
    x = 3,072.24

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1.5x scale

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.