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Finding the Fourth Proportional to 6,273.58, 9,411.81 and 2,113.48

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Solution

The fourth proportional to 6,273.58, 9,411.81 and 2,113.48 is: 3,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,273.58 : 9,411.81 = 2,113.48 : x
  2. Step 2: Convert to fraction form
    6,273.58/9,411.81 = 2,113.48/x
  3. Step 3: Cross multiply
    6,273.58x = 9,411.81 × 2,113.48
  4. Step 4: Simplify right side
    6,273.58x = 19,891,672.20
  5. Step 5: Solve for x
    x = 19,891,672.20/6,273.58
  6. Step 6: Final answer
    x = 3,170.71

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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.