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Finding the Fourth Proportional to 5,659.24, 7,810.13 and 3,269.68

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Solution

The fourth proportional to 5,659.24, 7,810.13 and 3,269.68 is: 4,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.24 : 7,810.13 = 3,269.68 : x
  2. Step 2: Convert to fraction form
    5,659.24/7,810.13 = 3,269.68/x
  3. Step 3: Cross multiply
    5,659.24x = 7,810.13 × 3,269.68
  4. Step 4: Simplify right side
    5,659.24x = 25,536,630.09
  5. Step 5: Solve for x
    x = 25,536,630.09/5,659.24
  6. Step 6: Final answer
    x = 4,512.38

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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.