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Finding the Fourth Proportional to 5,651.65, 7,799.09 and 3,261.59

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Solution

The fourth proportional to 5,651.65, 7,799.09 and 3,261.59 is: 4,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.65 : 7,799.09 = 3,261.59 : x
  2. Step 2: Convert to fraction form
    5,651.65/7,799.09 = 3,261.59/x
  3. Step 3: Cross multiply
    5,651.65x = 7,799.09 × 3,261.59
  4. Step 4: Simplify right side
    5,651.65x = 25,437,429.83
  5. Step 5: Solve for x
    x = 25,437,429.83/5,651.65
  6. Step 6: Final answer
    x = 4,500.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.