Home / 5,471.13-8,163.99-4,882.08

Finding the Fourth Proportional to 5,471.13, 8,163.99 and 4,882.08

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Solution

The fourth proportional to 5,471.13, 8,163.99 and 4,882.08 is: 7,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.13 : 8,163.99 = 4,882.08 : x
  2. Step 2: Convert to fraction form
    5,471.13/8,163.99 = 4,882.08/x
  3. Step 3: Cross multiply
    5,471.13x = 8,163.99 × 4,882.08
  4. Step 4: Simplify right side
    5,471.13x = 39,857,252.30
  5. Step 5: Solve for x
    x = 39,857,252.30/5,471.13
  6. Step 6: Final answer
    x = 7,285.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.