Home / 4,091.94-5,646.25-2,299.07

Finding the Fourth Proportional to 4,091.94, 5,646.25 and 2,299.07

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Solution

The fourth proportional to 4,091.94, 5,646.25 and 2,299.07 is: 3,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.94 : 5,646.25 = 2,299.07 : x
  2. Step 2: Convert to fraction form
    4,091.94/5,646.25 = 2,299.07/x
  3. Step 3: Cross multiply
    4,091.94x = 5,646.25 × 2,299.07
  4. Step 4: Simplify right side
    4,091.94x = 12,981,123.99
  5. Step 5: Solve for x
    x = 12,981,123.99/4,091.94
  6. Step 6: Final answer
    x = 3,172.36

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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.