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Finding the Fourth Proportional to 3,595.56, 5,356.47 and 3,372

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Solution

The fourth proportional to 3,595.56, 5,356.47 and 3,372 is: 5,023.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.56 : 5,356.47 = 3,372 : x
  2. Step 2: Convert to fraction form
    3,595.56/5,356.47 = 3,372/x
  3. Step 3: Cross multiply
    3,595.56x = 5,356.47 × 3,372
  4. Step 4: Simplify right side
    3,595.56x = 18,062,016.84
  5. Step 5: Solve for x
    x = 18,062,016.84/3,595.56
  6. Step 6: Final answer
    x = 5,023.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.