Home / 4,855.28-7,284.24-2,224.48

Finding the Fourth Proportional to 4,855.28, 7,284.24 and 2,224.48

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Solution

The fourth proportional to 4,855.28, 7,284.24 and 2,224.48 is: 3,337.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.28 : 7,284.24 = 2,224.48 : x
  2. Step 2: Convert to fraction form
    4,855.28/7,284.24 = 2,224.48/x
  3. Step 3: Cross multiply
    4,855.28x = 7,284.24 × 2,224.48
  4. Step 4: Simplify right side
    4,855.28x = 16,203,646.20
  5. Step 5: Solve for x
    x = 16,203,646.20/4,855.28
  6. Step 6: Final answer
    x = 3,337.32

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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.