Home / 5,382.07-8,076.18-2,460.38

Finding the Fourth Proportional to 5,382.07, 8,076.18 and 2,460.38

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Solution

The fourth proportional to 5,382.07, 8,076.18 and 2,460.38 is: 3,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.07 : 8,076.18 = 2,460.38 : x
  2. Step 2: Convert to fraction form
    5,382.07/8,076.18 = 2,460.38/x
  3. Step 3: Cross multiply
    5,382.07x = 8,076.18 × 2,460.38
  4. Step 4: Simplify right side
    5,382.07x = 19,870,433.67
  5. Step 5: Solve for x
    x = 19,870,433.67/5,382.07
  6. Step 6: Final answer
    x = 3,691.97

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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.