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Finding the Fourth Proportional to 4,536.54, 6,793.13 and 2,688.95

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Solution

The fourth proportional to 4,536.54, 6,793.13 and 2,688.95 is: 4,026.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,536.54 : 6,793.13 = 2,688.95 : x
  2. Step 2: Convert to fraction form
    4,536.54/6,793.13 = 2,688.95/x
  3. Step 3: Cross multiply
    4,536.54x = 6,793.13 × 2,688.95
  4. Step 4: Simplify right side
    4,536.54x = 18,266,410.62
  5. Step 5: Solve for x
    x = 18,266,410.62/4,536.54
  6. Step 6: Final answer
    x = 4,026.51

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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.