Home / 10,043.20-13,860.44-5,568.36

Finding the Fourth Proportional to 10,043.20, 13,860.44 and 5,568.36

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Solution

The fourth proportional to 10,043.20, 13,860.44 and 5,568.36 is: 7,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.20 : 13,860.44 = 5,568.36 : x
  2. Step 2: Convert to fraction form
    10,043.20/13,860.44 = 5,568.36/x
  3. Step 3: Cross multiply
    10,043.20x = 13,860.44 × 5,568.36
  4. Step 4: Simplify right side
    10,043.20x = 77,179,919.68
  5. Step 5: Solve for x
    x = 77,179,919.68/10,043.20
  6. Step 6: Final answer
    x = 7,684.79

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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.