Home / 7,382.99-10,188.38-4,025.82

Finding the Fourth Proportional to 7,382.99, 10,188.38 and 4,025.82

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Solution

The fourth proportional to 7,382.99, 10,188.38 and 4,025.82 is: 5,555.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382.99 : 10,188.38 = 4,025.82 : x
  2. Step 2: Convert to fraction form
    7,382.99/10,188.38 = 4,025.82/x
  3. Step 3: Cross multiply
    7,382.99x = 10,188.38 × 4,025.82
  4. Step 4: Simplify right side
    7,382.99x = 41,016,632.24
  5. Step 5: Solve for x
    x = 41,016,632.24/7,382.99
  6. Step 6: Final answer
    x = 5,555.56

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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.