Home / 8,891.32-13,338.06-3,046.36

Finding the Fourth Proportional to 8,891.32, 13,338.06 and 3,046.36

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Solution

The fourth proportional to 8,891.32, 13,338.06 and 3,046.36 is: 4,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891.32 : 13,338.06 = 3,046.36 : x
  2. Step 2: Convert to fraction form
    8,891.32/13,338.06 = 3,046.36/x
  3. Step 3: Cross multiply
    8,891.32x = 13,338.06 × 3,046.36
  4. Step 4: Simplify right side
    8,891.32x = 40,632,532.46
  5. Step 5: Solve for x
    x = 40,632,532.46/8,891.32
  6. Step 6: Final answer
    x = 4,569.91

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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.