Home / 4,107.56-6,161.28-1,334.36

Finding the Fourth Proportional to 4,107.56, 6,161.28 and 1,334.36

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Solution

The fourth proportional to 4,107.56, 6,161.28 and 1,334.36 is: 2,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.56 : 6,161.28 = 1,334.36 : x
  2. Step 2: Convert to fraction form
    4,107.56/6,161.28 = 1,334.36/x
  3. Step 3: Cross multiply
    4,107.56x = 6,161.28 × 1,334.36
  4. Step 4: Simplify right side
    4,107.56x = 8,221,365.58
  5. Step 5: Solve for x
    x = 8,221,365.58/4,107.56
  6. Step 6: Final answer
    x = 2,001.52

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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.