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Finding the Fourth Proportional to 3,599.37, 5,402.39 and 1,845.63

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Solution

The fourth proportional to 3,599.37, 5,402.39 and 1,845.63 is: 2,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.37 : 5,402.39 = 1,845.63 : x
  2. Step 2: Convert to fraction form
    3,599.37/5,402.39 = 1,845.63/x
  3. Step 3: Cross multiply
    3,599.37x = 5,402.39 × 1,845.63
  4. Step 4: Simplify right side
    3,599.37x = 9,970,813.06
  5. Step 5: Solve for x
    x = 9,970,813.06/3,599.37
  6. Step 6: Final answer
    x = 2,770.16

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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.