Home / 7,479.08-11,222.33-5,499.83

Finding the Fourth Proportional to 7,479.08, 11,222.33 and 5,499.83

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Solution

The fourth proportional to 7,479.08, 11,222.33 and 5,499.83 is: 8,252.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.08 : 11,222.33 = 5,499.83 : x
  2. Step 2: Convert to fraction form
    7,479.08/11,222.33 = 5,499.83/x
  3. Step 3: Cross multiply
    7,479.08x = 11,222.33 × 5,499.83
  4. Step 4: Simplify right side
    7,479.08x = 61,720,879.70
  5. Step 5: Solve for x
    x = 61,720,879.70/7,479.08
  6. Step 6: Final answer
    x = 8,252.47

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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.