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Finding the Fourth Proportional to 5,659.68, 7,809.03 and 3,300.96

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Solution

The fourth proportional to 5,659.68, 7,809.03 and 3,300.96 is: 4,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.68 : 7,809.03 = 3,300.96 : x
  2. Step 2: Convert to fraction form
    5,659.68/7,809.03 = 3,300.96/x
  3. Step 3: Cross multiply
    5,659.68x = 7,809.03 × 3,300.96
  4. Step 4: Simplify right side
    5,659.68x = 25,777,295.67
  5. Step 5: Solve for x
    x = 25,777,295.67/5,659.68
  6. Step 6: Final answer
    x = 4,554.55

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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.