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Finding the Fourth Proportional to 3,593.27, 5,389.29 and 995.60

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Solution

The fourth proportional to 3,593.27, 5,389.29 and 995.60 is: 1,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.27 : 5,389.29 = 995.60 : x
  2. Step 2: Convert to fraction form
    3,593.27/5,389.29 = 995.60/x
  3. Step 3: Cross multiply
    3,593.27x = 5,389.29 × 995.60
  4. Step 4: Simplify right side
    3,593.27x = 5,365,577.12
  5. Step 5: Solve for x
    x = 5,365,577.12/3,593.27
  6. Step 6: Final answer
    x = 1,493.23

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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.