Home / 7,228.39-10,843.31-3,333.91

Finding the Fourth Proportional to 7,228.39, 10,843.31 and 3,333.91

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Solution

The fourth proportional to 7,228.39, 10,843.31 and 3,333.91 is: 5,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228.39 : 10,843.31 = 3,333.91 : x
  2. Step 2: Convert to fraction form
    7,228.39/10,843.31 = 3,333.91/x
  3. Step 3: Cross multiply
    7,228.39x = 10,843.31 × 3,333.91
  4. Step 4: Simplify right side
    7,228.39x = 36,150,619.64
  5. Step 5: Solve for x
    x = 36,150,619.64/7,228.39
  6. Step 6: Final answer
    x = 5,001.20

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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.