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Finding the Fourth Proportional to 2,442.54, 3,664.14 and 798.66

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Solution

The fourth proportional to 2,442.54, 3,664.14 and 798.66 is: 1,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.54 : 3,664.14 = 798.66 : x
  2. Step 2: Convert to fraction form
    2,442.54/3,664.14 = 798.66/x
  3. Step 3: Cross multiply
    2,442.54x = 3,664.14 × 798.66
  4. Step 4: Simplify right side
    2,442.54x = 2,926,402.05
  5. Step 5: Solve for x
    x = 2,926,402.05/2,442.54
  6. Step 6: Final answer
    x = 1,198.10

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1.5x scale

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.