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Finding the Fourth Proportional to 2,350.56, 3,525.93 and 889.83

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Solution

The fourth proportional to 2,350.56, 3,525.93 and 889.83 is: 1,334.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.56 : 3,525.93 = 889.83 : x
  2. Step 2: Convert to fraction form
    2,350.56/3,525.93 = 889.83/x
  3. Step 3: Cross multiply
    2,350.56x = 3,525.93 × 889.83
  4. Step 4: Simplify right side
    2,350.56x = 3,137,478.29
  5. Step 5: Solve for x
    x = 3,137,478.29/2,350.56
  6. Step 6: Final answer
    x = 1,334.78

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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.