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Finding the Fourth Proportional to 2,327.48, 3,491.54 and 866.28

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Solution

The fourth proportional to 2,327.48, 3,491.54 and 866.28 is: 1,299.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.48 : 3,491.54 = 866.28 : x
  2. Step 2: Convert to fraction form
    2,327.48/3,491.54 = 866.28/x
  3. Step 3: Cross multiply
    2,327.48x = 3,491.54 × 866.28
  4. Step 4: Simplify right side
    2,327.48x = 3,024,651.27
  5. Step 5: Solve for x
    x = 3,024,651.27/2,327.48
  6. Step 6: Final answer
    x = 1,299.54

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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.