Home / 3,984.24-5,497.52-3,025.20

Finding the Fourth Proportional to 3,984.24, 5,497.52 and 3,025.20

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Solution

The fourth proportional to 3,984.24, 5,497.52 and 3,025.20 is: 4,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.24 : 5,497.52 = 3,025.20 : x
  2. Step 2: Convert to fraction form
    3,984.24/5,497.52 = 3,025.20/x
  3. Step 3: Cross multiply
    3,984.24x = 5,497.52 × 3,025.20
  4. Step 4: Simplify right side
    3,984.24x = 16,631,097.50
  5. Step 5: Solve for x
    x = 16,631,097.50/3,984.24
  6. Step 6: Final answer
    x = 4,174.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.