Home / 7,418.08-11,127.36-2,224.24

Finding the Fourth Proportional to 7,418.08, 11,127.36 and 2,224.24

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Solution

The fourth proportional to 7,418.08, 11,127.36 and 2,224.24 is: 3,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.08 : 11,127.36 = 2,224.24 : x
  2. Step 2: Convert to fraction form
    7,418.08/11,127.36 = 2,224.24/x
  3. Step 3: Cross multiply
    7,418.08x = 11,127.36 × 2,224.24
  4. Step 4: Simplify right side
    7,418.08x = 24,749,919.21
  5. Step 5: Solve for x
    x = 24,749,919.21/7,418.08
  6. Step 6: Final answer
    x = 3,336.43

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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.