Home / 3,433.14-4,737.78-1,861.22

Finding the Fourth Proportional to 3,433.14, 4,737.78 and 1,861.22

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Solution

The fourth proportional to 3,433.14, 4,737.78 and 1,861.22 is: 2,568.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.14 : 4,737.78 = 1,861.22 : x
  2. Step 2: Convert to fraction form
    3,433.14/4,737.78 = 1,861.22/x
  3. Step 3: Cross multiply
    3,433.14x = 4,737.78 × 1,861.22
  4. Step 4: Simplify right side
    3,433.14x = 8,818,062.74
  5. Step 5: Solve for x
    x = 8,818,062.74/3,433.14
  6. Step 6: Final answer
    x = 2,568.51

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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.