Home / 7,480.34-11,198.64-5,909.36

Finding the Fourth Proportional to 7,480.34, 11,198.64 and 5,909.36

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Solution

The fourth proportional to 7,480.34, 11,198.64 and 5,909.36 is: 8,846.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.34 : 11,198.64 = 5,909.36 : x
  2. Step 2: Convert to fraction form
    7,480.34/11,198.64 = 5,909.36/x
  3. Step 3: Cross multiply
    7,480.34x = 11,198.64 × 5,909.36
  4. Step 4: Simplify right side
    7,480.34x = 66,176,795.27
  5. Step 5: Solve for x
    x = 66,176,795.27/7,480.34
  6. Step 6: Final answer
    x = 8,846.76

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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.