Home / 3,087.62-4,632.19-896.57

Finding the Fourth Proportional to 3,087.62, 4,632.19 and 896.57

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Solution

The fourth proportional to 3,087.62, 4,632.19 and 896.57 is: 1,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.62 : 4,632.19 = 896.57 : x
  2. Step 2: Convert to fraction form
    3,087.62/4,632.19 = 896.57/x
  3. Step 3: Cross multiply
    3,087.62x = 4,632.19 × 896.57
  4. Step 4: Simplify right side
    3,087.62x = 4,153,074.56
  5. Step 5: Solve for x
    x = 4,153,074.56/3,087.62
  6. Step 6: Final answer
    x = 1,345.07

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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.