Home / 7,316.97-10,976.52-2,385.39

Finding the Fourth Proportional to 7,316.97, 10,976.52 and 2,385.39

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Solution

The fourth proportional to 7,316.97, 10,976.52 and 2,385.39 is: 3,578.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.97 : 10,976.52 = 2,385.39 : x
  2. Step 2: Convert to fraction form
    7,316.97/10,976.52 = 2,385.39/x
  3. Step 3: Cross multiply
    7,316.97x = 10,976.52 × 2,385.39
  4. Step 4: Simplify right side
    7,316.97x = 26,183,281.04
  5. Step 5: Solve for x
    x = 26,183,281.04/7,316.97
  6. Step 6: Final answer
    x = 3,578.43

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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.