Home / 7,371.90-11,054.73-2,176.38

Finding the Fourth Proportional to 7,371.90, 11,054.73 and 2,176.38

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Solution

The fourth proportional to 7,371.90, 11,054.73 and 2,176.38 is: 3,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.90 : 11,054.73 = 2,176.38 : x
  2. Step 2: Convert to fraction form
    7,371.90/11,054.73 = 2,176.38/x
  3. Step 3: Cross multiply
    7,371.90x = 11,054.73 × 2,176.38
  4. Step 4: Simplify right side
    7,371.90x = 24,059,293.28
  5. Step 5: Solve for x
    x = 24,059,293.28/7,371.90
  6. Step 6: Final answer
    x = 3,263.65

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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.