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Finding the Fourth Proportional to 1,609.23, 2,410.86 and 1,350.87

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Solution

The fourth proportional to 1,609.23, 2,410.86 and 1,350.87 is: 2,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609.23 : 2,410.86 = 1,350.87 : x
  2. Step 2: Convert to fraction form
    1,609.23/2,410.86 = 1,350.87/x
  3. Step 3: Cross multiply
    1,609.23x = 2,410.86 × 1,350.87
  4. Step 4: Simplify right side
    1,609.23x = 3,256,758.45
  5. Step 5: Solve for x
    x = 3,256,758.45/1,609.23
  6. Step 6: Final answer
    x = 2,023.80

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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.