Home / 2,400.94-3,313.29-1,296.94

Finding the Fourth Proportional to 2,400.94, 3,313.29 and 1,296.94

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Solution

The fourth proportional to 2,400.94, 3,313.29 and 1,296.94 is: 1,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400.94 : 3,313.29 = 1,296.94 : x
  2. Step 2: Convert to fraction form
    2,400.94/3,313.29 = 1,296.94/x
  3. Step 3: Cross multiply
    2,400.94x = 3,313.29 × 1,296.94
  4. Step 4: Simplify right side
    2,400.94x = 4,297,134.91
  5. Step 5: Solve for x
    x = 4,297,134.91/2,400.94
  6. Step 6: Final answer
    x = 1,789.77

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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.