Home / 5,905.44-8,150.08-3,388

Finding the Fourth Proportional to 5,905.44, 8,150.08 and 3,388

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Solution

The fourth proportional to 5,905.44, 8,150.08 and 3,388 is: 4,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.44 : 8,150.08 = 3,388 : x
  2. Step 2: Convert to fraction form
    5,905.44/8,150.08 = 3,388/x
  3. Step 3: Cross multiply
    5,905.44x = 8,150.08 × 3,388
  4. Step 4: Simplify right side
    5,905.44x = 27,612,471.04
  5. Step 5: Solve for x
    x = 27,612,471.04/5,905.44
  6. Step 6: Final answer
    x = 4,675.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.