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Finding the Fourth Proportional to 3,593.05, 5,392.76 and 1,839.30

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Solution

The fourth proportional to 3,593.05, 5,392.76 and 1,839.30 is: 2,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.05 : 5,392.76 = 1,839.30 : x
  2. Step 2: Convert to fraction form
    3,593.05/5,392.76 = 1,839.30/x
  3. Step 3: Cross multiply
    3,593.05x = 5,392.76 × 1,839.30
  4. Step 4: Simplify right side
    3,593.05x = 9,918,903.47
  5. Step 5: Solve for x
    x = 9,918,903.47/3,593.05
  6. Step 6: Final answer
    x = 2,760.58

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1.5x scale

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.