Home / 3,774.54-5,660.85-3,162.06

Finding the Fourth Proportional to 3,774.54, 5,660.85 and 3,162.06

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Solution

The fourth proportional to 3,774.54, 5,660.85 and 3,162.06 is: 4,742.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.54 : 5,660.85 = 3,162.06 : x
  2. Step 2: Convert to fraction form
    3,774.54/5,660.85 = 3,162.06/x
  3. Step 3: Cross multiply
    3,774.54x = 5,660.85 × 3,162.06
  4. Step 4: Simplify right side
    3,774.54x = 17,899,947.35
  5. Step 5: Solve for x
    x = 17,899,947.35/3,774.54
  6. Step 6: Final answer
    x = 4,742.29

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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.