Home / 5,513.68-8,267.28-2,226.88

Finding the Fourth Proportional to 5,513.68, 8,267.28 and 2,226.88

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Solution

The fourth proportional to 5,513.68, 8,267.28 and 2,226.88 is: 3,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.68 : 8,267.28 = 2,226.88 : x
  2. Step 2: Convert to fraction form
    5,513.68/8,267.28 = 2,226.88/x
  3. Step 3: Cross multiply
    5,513.68x = 8,267.28 × 2,226.88
  4. Step 4: Simplify right side
    5,513.68x = 18,410,240.49
  5. Step 5: Solve for x
    x = 18,410,240.49/5,513.68
  6. Step 6: Final answer
    x = 3,339.01

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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.