Home / 4,778.24-7,167.29-2,313.27

Finding the Fourth Proportional to 4,778.24, 7,167.29 and 2,313.27

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Solution

The fourth proportional to 4,778.24, 7,167.29 and 2,313.27 is: 3,469.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.24 : 7,167.29 = 2,313.27 : x
  2. Step 2: Convert to fraction form
    4,778.24/7,167.29 = 2,313.27/x
  3. Step 3: Cross multiply
    4,778.24x = 7,167.29 × 2,313.27
  4. Step 4: Simplify right side
    4,778.24x = 16,579,865.37
  5. Step 5: Solve for x
    x = 16,579,865.37/4,778.24
  6. Step 6: Final answer
    x = 3,469.87

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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.