Home / 7,318.84-10,976.31-2,053.54

Finding the Fourth Proportional to 7,318.84, 10,976.31 and 2,053.54

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Solution

The fourth proportional to 7,318.84, 10,976.31 and 2,053.54 is: 3,079.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.84 : 10,976.31 = 2,053.54 : x
  2. Step 2: Convert to fraction form
    7,318.84/10,976.31 = 2,053.54/x
  3. Step 3: Cross multiply
    7,318.84x = 10,976.31 × 2,053.54
  4. Step 4: Simplify right side
    7,318.84x = 22,540,291.64
  5. Step 5: Solve for x
    x = 22,540,291.64/7,318.84
  6. Step 6: Final answer
    x = 3,079.76

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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.