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Finding the Fourth Proportional to 2,798.01, 4,197.01 and 1,332.72

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Solution

The fourth proportional to 2,798.01, 4,197.01 and 1,332.72 is: 1,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.01 : 4,197.01 = 1,332.72 : x
  2. Step 2: Convert to fraction form
    2,798.01/4,197.01 = 1,332.72/x
  3. Step 3: Cross multiply
    2,798.01x = 4,197.01 × 1,332.72
  4. Step 4: Simplify right side
    2,798.01x = 5,593,425.09
  5. Step 5: Solve for x
    x = 5,593,425.09/2,798.01
  6. Step 6: Final answer
    x = 1,999.08

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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.