Home / 9,154.53-13,731.81-2,228.97

Finding the Fourth Proportional to 9,154.53, 13,731.81 and 2,228.97

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Solution

The fourth proportional to 9,154.53, 13,731.81 and 2,228.97 is: 3,343.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.53 : 13,731.81 = 2,228.97 : x
  2. Step 2: Convert to fraction form
    9,154.53/13,731.81 = 2,228.97/x
  3. Step 3: Cross multiply
    9,154.53x = 13,731.81 × 2,228.97
  4. Step 4: Simplify right side
    9,154.53x = 30,607,792.54
  5. Step 5: Solve for x
    x = 30,607,792.54/9,154.53
  6. Step 6: Final answer
    x = 3,343.46

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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.