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Finding the Fourth Proportional to 1,365.53, 2,051.03 and 1,332.73

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Solution

The fourth proportional to 1,365.53, 2,051.03 and 1,332.73 is: 2,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365.53 : 2,051.03 = 1,332.73 : x
  2. Step 2: Convert to fraction form
    1,365.53/2,051.03 = 1,332.73/x
  3. Step 3: Cross multiply
    1,365.53x = 2,051.03 × 1,332.73
  4. Step 4: Simplify right side
    1,365.53x = 2,733,467.42
  5. Step 5: Solve for x
    x = 2,733,467.42/1,365.53
  6. Step 6: Final answer
    x = 2,001.76

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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.