Home / 3,600.96-5,376.68-3,206.39

Finding the Fourth Proportional to 3,600.96, 5,376.68 and 3,206.39

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Solution

The fourth proportional to 3,600.96, 5,376.68 and 3,206.39 is: 4,787.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.96 : 5,376.68 = 3,206.39 : x
  2. Step 2: Convert to fraction form
    3,600.96/5,376.68 = 3,206.39/x
  3. Step 3: Cross multiply
    3,600.96x = 5,376.68 × 3,206.39
  4. Step 4: Simplify right side
    3,600.96x = 17,239,702.09
  5. Step 5: Solve for x
    x = 17,239,702.09/3,600.96
  6. Step 6: Final answer
    x = 4,787.53

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1.5x scale

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.