Home / 6,979.54-10,455.17-3,225.99

Finding the Fourth Proportional to 6,979.54, 10,455.17 and 3,225.99

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Solution

The fourth proportional to 6,979.54, 10,455.17 and 3,225.99 is: 4,832.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.54 : 10,455.17 = 3,225.99 : x
  2. Step 2: Convert to fraction form
    6,979.54/10,455.17 = 3,225.99/x
  3. Step 3: Cross multiply
    6,979.54x = 10,455.17 × 3,225.99
  4. Step 4: Simplify right side
    6,979.54x = 33,728,273.87
  5. Step 5: Solve for x
    x = 33,728,273.87/6,979.54
  6. Step 6: Final answer
    x = 4,832.45

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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.