Home / 7,315.76-10,974.46-2,933.66

Finding the Fourth Proportional to 7,315.76, 10,974.46 and 2,933.66

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Solution

The fourth proportional to 7,315.76, 10,974.46 and 2,933.66 is: 4,400.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.76 : 10,974.46 = 2,933.66 : x
  2. Step 2: Convert to fraction form
    7,315.76/10,974.46 = 2,933.66/x
  3. Step 3: Cross multiply
    7,315.76x = 10,974.46 × 2,933.66
  4. Step 4: Simplify right side
    7,315.76x = 32,195,334.32
  5. Step 5: Solve for x
    x = 32,195,334.32/7,315.76
  6. Step 6: Final answer
    x = 4,400.82

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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.