Home / 7,153.14-10,731.03-2,222.46

Finding the Fourth Proportional to 7,153.14, 10,731.03 and 2,222.46

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Solution

The fourth proportional to 7,153.14, 10,731.03 and 2,222.46 is: 3,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.14 : 10,731.03 = 2,222.46 : x
  2. Step 2: Convert to fraction form
    7,153.14/10,731.03 = 2,222.46/x
  3. Step 3: Cross multiply
    7,153.14x = 10,731.03 × 2,222.46
  4. Step 4: Simplify right side
    7,153.14x = 23,849,284.93
  5. Step 5: Solve for x
    x = 23,849,284.93/7,153.14
  6. Step 6: Final answer
    x = 3,334.10

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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.