Home / 5,519.56-8,282.04-4,065.21

Finding the Fourth Proportional to 5,519.56, 8,282.04 and 4,065.21

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Solution

The fourth proportional to 5,519.56, 8,282.04 and 4,065.21 is: 6,099.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.56 : 8,282.04 = 4,065.21 : x
  2. Step 2: Convert to fraction form
    5,519.56/8,282.04 = 4,065.21/x
  3. Step 3: Cross multiply
    5,519.56x = 8,282.04 × 4,065.21
  4. Step 4: Simplify right side
    5,519.56x = 33,668,231.83
  5. Step 5: Solve for x
    x = 33,668,231.83/5,519.56
  6. Step 6: Final answer
    x = 6,099.80

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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.