Home / 7,151.37-10,717.74-3,446.03

Finding the Fourth Proportional to 7,151.37, 10,717.74 and 3,446.03

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Solution

The fourth proportional to 7,151.37, 10,717.74 and 3,446.03 is: 5,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.37 : 10,717.74 = 3,446.03 : x
  2. Step 2: Convert to fraction form
    7,151.37/10,717.74 = 3,446.03/x
  3. Step 3: Cross multiply
    7,151.37x = 10,717.74 × 3,446.03
  4. Step 4: Simplify right side
    7,151.37x = 36,933,599.98
  5. Step 5: Solve for x
    x = 36,933,599.98/7,151.37
  6. Step 6: Final answer
    x = 5,164.55

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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.