Home / 7,198.07-10,784.96-4,418.96

Finding the Fourth Proportional to 7,198.07, 10,784.96 and 4,418.96

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Solution

The fourth proportional to 7,198.07, 10,784.96 and 4,418.96 is: 6,620.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.07 : 10,784.96 = 4,418.96 : x
  2. Step 2: Convert to fraction form
    7,198.07/10,784.96 = 4,418.96/x
  3. Step 3: Cross multiply
    7,198.07x = 10,784.96 × 4,418.96
  4. Step 4: Simplify right side
    7,198.07x = 47,658,311.71
  5. Step 5: Solve for x
    x = 47,658,311.71/7,198.07
  6. Step 6: Final answer
    x = 6,620.98

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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.