Home / 7,446.76-11,172.87-5,369.11

Finding the Fourth Proportional to 7,446.76, 11,172.87 and 5,369.11

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Solution

The fourth proportional to 7,446.76, 11,172.87 and 5,369.11 is: 8,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.76 : 11,172.87 = 5,369.11 : x
  2. Step 2: Convert to fraction form
    7,446.76/11,172.87 = 5,369.11/x
  3. Step 3: Cross multiply
    7,446.76x = 11,172.87 × 5,369.11
  4. Step 4: Simplify right side
    7,446.76x = 59,988,368.05
  5. Step 5: Solve for x
    x = 59,988,368.05/7,446.76
  6. Step 6: Final answer
    x = 8,055.63

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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.