Home / 4,288.22-5,917.33-2,399.70

Finding the Fourth Proportional to 4,288.22, 5,917.33 and 2,399.70

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Solution

The fourth proportional to 4,288.22, 5,917.33 and 2,399.70 is: 3,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.22 : 5,917.33 = 2,399.70 : x
  2. Step 2: Convert to fraction form
    4,288.22/5,917.33 = 2,399.70/x
  3. Step 3: Cross multiply
    4,288.22x = 5,917.33 × 2,399.70
  4. Step 4: Simplify right side
    4,288.22x = 14,199,841.99
  5. Step 5: Solve for x
    x = 14,199,841.99/4,288.22
  6. Step 6: Final answer
    x = 3,311.36

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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.