Home / 8,867.07-13,297.32-2,942.39

Finding the Fourth Proportional to 8,867.07, 13,297.32 and 2,942.39

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Solution

The fourth proportional to 8,867.07, 13,297.32 and 2,942.39 is: 4,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.07 : 13,297.32 = 2,942.39 : x
  2. Step 2: Convert to fraction form
    8,867.07/13,297.32 = 2,942.39/x
  3. Step 3: Cross multiply
    8,867.07x = 13,297.32 × 2,942.39
  4. Step 4: Simplify right side
    8,867.07x = 39,125,834.91
  5. Step 5: Solve for x
    x = 39,125,834.91/8,867.07
  6. Step 6: Final answer
    x = 4,412.49

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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.