Home / 4,982.22-7,465.57-1,861.38

Finding the Fourth Proportional to 4,982.22, 7,465.57 and 1,861.38

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Solution

The fourth proportional to 4,982.22, 7,465.57 and 1,861.38 is: 2,789.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.22 : 7,465.57 = 1,861.38 : x
  2. Step 2: Convert to fraction form
    4,982.22/7,465.57 = 1,861.38/x
  3. Step 3: Cross multiply
    4,982.22x = 7,465.57 × 1,861.38
  4. Step 4: Simplify right side
    4,982.22x = 13,896,258.03
  5. Step 5: Solve for x
    x = 13,896,258.03/4,982.22
  6. Step 6: Final answer
    x = 2,789.17

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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.