Home / 5,233.95-7,222.79-2,876.06

Finding the Fourth Proportional to 5,233.95, 7,222.79 and 2,876.06

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Solution

The fourth proportional to 5,233.95, 7,222.79 and 2,876.06 is: 3,968.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.95 : 7,222.79 = 2,876.06 : x
  2. Step 2: Convert to fraction form
    5,233.95/7,222.79 = 2,876.06/x
  3. Step 3: Cross multiply
    5,233.95x = 7,222.79 × 2,876.06
  4. Step 4: Simplify right side
    5,233.95x = 20,773,202.65
  5. Step 5: Solve for x
    x = 20,773,202.65/5,233.95
  6. Step 6: Final answer
    x = 3,968.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.