Home / 7,380.71-10,185.24-4,023.56

Finding the Fourth Proportional to 7,380.71, 10,185.24 and 4,023.56

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Solution

The fourth proportional to 7,380.71, 10,185.24 and 4,023.56 is: 5,552.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.71 : 10,185.24 = 4,023.56 : x
  2. Step 2: Convert to fraction form
    7,380.71/10,185.24 = 4,023.56/x
  3. Step 3: Cross multiply
    7,380.71x = 10,185.24 × 4,023.56
  4. Step 4: Simplify right side
    7,380.71x = 40,980,873.33
  5. Step 5: Solve for x
    x = 40,980,873.33/7,380.71
  6. Step 6: Final answer
    x = 5,552.43

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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.