Home / 5,481.40-8,222.10-4,833.40

Finding the Fourth Proportional to 5,481.40, 8,222.10 and 4,833.40

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Solution

The fourth proportional to 5,481.40, 8,222.10 and 4,833.40 is: 7,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.40 : 8,222.10 = 4,833.40 : x
  2. Step 2: Convert to fraction form
    5,481.40/8,222.10 = 4,833.40/x
  3. Step 3: Cross multiply
    5,481.40x = 8,222.10 × 4,833.40
  4. Step 4: Simplify right side
    5,481.40x = 39,740,698.14
  5. Step 5: Solve for x
    x = 39,740,698.14/5,481.40
  6. Step 6: Final answer
    x = 7,250.10

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Similar ratio
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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.