Home / 4,891.60-7,324.44-2,578.24

Finding the Fourth Proportional to 4,891.60, 7,324.44 and 2,578.24

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Solution

The fourth proportional to 4,891.60, 7,324.44 and 2,578.24 is: 3,860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.60 : 7,324.44 = 2,578.24 : x
  2. Step 2: Convert to fraction form
    4,891.60/7,324.44 = 2,578.24/x
  3. Step 3: Cross multiply
    4,891.60x = 7,324.44 × 2,578.24
  4. Step 4: Simplify right side
    4,891.60x = 18,884,164.19
  5. Step 5: Solve for x
    x = 18,884,164.19/4,891.60
  6. Step 6: Final answer
    x = 3,860.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.