Home / 3,156.08-4,723.79-2,322.91

Finding the Fourth Proportional to 3,156.08, 4,723.79 and 2,322.91

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Solution

The fourth proportional to 3,156.08, 4,723.79 and 2,322.91 is: 3,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.08 : 4,723.79 = 2,322.91 : x
  2. Step 2: Convert to fraction form
    3,156.08/4,723.79 = 2,322.91/x
  3. Step 3: Cross multiply
    3,156.08x = 4,723.79 × 2,322.91
  4. Step 4: Simplify right side
    3,156.08x = 10,972,906.75
  5. Step 5: Solve for x
    x = 10,972,906.75/3,156.08
  6. Step 6: Final answer
    x = 3,476.76

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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.