Home / 7,568.78-10,453.68-5,046.75

Finding the Fourth Proportional to 7,568.78, 10,453.68 and 5,046.75

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Solution

The fourth proportional to 7,568.78, 10,453.68 and 5,046.75 is: 6,970.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.78 : 10,453.68 = 5,046.75 : x
  2. Step 2: Convert to fraction form
    7,568.78/10,453.68 = 5,046.75/x
  3. Step 3: Cross multiply
    7,568.78x = 10,453.68 × 5,046.75
  4. Step 4: Simplify right side
    7,568.78x = 52,757,109.54
  5. Step 5: Solve for x
    x = 52,757,109.54/7,568.78
  6. Step 6: Final answer
    x = 6,970.36

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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.