Home / 3,433.34-4,737.98-1,861.43

Finding the Fourth Proportional to 3,433.34, 4,737.98 and 1,861.43

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Solution

The fourth proportional to 3,433.34, 4,737.98 and 1,861.43 is: 2,568.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.34 : 4,737.98 = 1,861.43 : x
  2. Step 2: Convert to fraction form
    3,433.34/4,737.98 = 1,861.43/x
  3. Step 3: Cross multiply
    3,433.34x = 4,737.98 × 1,861.43
  4. Step 4: Simplify right side
    3,433.34x = 8,819,399.08
  5. Step 5: Solve for x
    x = 8,819,399.08/3,433.34
  6. Step 6: Final answer
    x = 2,568.75

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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.