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Finding the Fourth Proportional to 5,763.09, 7,953.22 and 3,245.29

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Solution

The fourth proportional to 5,763.09, 7,953.22 and 3,245.29 is: 4,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,763.09 : 7,953.22 = 3,245.29 : x
  2. Step 2: Convert to fraction form
    5,763.09/7,953.22 = 3,245.29/x
  3. Step 3: Cross multiply
    5,763.09x = 7,953.22 × 3,245.29
  4. Step 4: Simplify right side
    5,763.09x = 25,810,505.33
  5. Step 5: Solve for x
    x = 25,810,505.33/5,763.09
  6. Step 6: Final answer
    x = 4,478.59

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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.