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Finding the Fourth Proportional to 2,350.91, 3,525.21 and 963.99

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Solution

The fourth proportional to 2,350.91, 3,525.21 and 963.99 is: 1,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.91 : 3,525.21 = 963.99 : x
  2. Step 2: Convert to fraction form
    2,350.91/3,525.21 = 963.99/x
  3. Step 3: Cross multiply
    2,350.91x = 3,525.21 × 963.99
  4. Step 4: Simplify right side
    2,350.91x = 3,398,267.19
  5. Step 5: Solve for x
    x = 3,398,267.19/2,350.91
  6. Step 6: Final answer
    x = 1,445.51

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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.