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Finding the Fourth Proportional to 1,001.37, 1,502.09 and 562.56

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Solution

The fourth proportional to 1,001.37, 1,502.09 and 562.56 is: 843.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001.37 : 1,502.09 = 562.56 : x
  2. Step 2: Convert to fraction form
    1,001.37/1,502.09 = 562.56/x
  3. Step 3: Cross multiply
    1,001.37x = 1,502.09 × 562.56
  4. Step 4: Simplify right side
    1,001.37x = 845,015.75
  5. Step 5: Solve for x
    x = 845,015.75/1,001.37
  6. Step 6: Final answer
    x = 843.86

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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.