Home / 2,505.54-3,453.51-2,296.38

Finding the Fourth Proportional to 2,505.54, 3,453.51 and 2,296.38

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Solution

The fourth proportional to 2,505.54, 3,453.51 and 2,296.38 is: 3,165.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505.54 : 3,453.51 = 2,296.38 : x
  2. Step 2: Convert to fraction form
    2,505.54/3,453.51 = 2,296.38/x
  3. Step 3: Cross multiply
    2,505.54x = 3,453.51 × 2,296.38
  4. Step 4: Simplify right side
    2,505.54x = 7,930,571.29
  5. Step 5: Solve for x
    x = 7,930,571.29/2,505.54
  6. Step 6: Final answer
    x = 3,165.21

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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.