Home / 3,433.10-4,737.66-1,861.19

Finding the Fourth Proportional to 3,433.10, 4,737.66 and 1,861.19

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Solution

The fourth proportional to 3,433.10, 4,737.66 and 1,861.19 is: 2,568.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.10 : 4,737.66 = 1,861.19 : x
  2. Step 2: Convert to fraction form
    3,433.10/4,737.66 = 1,861.19/x
  3. Step 3: Cross multiply
    3,433.10x = 4,737.66 × 1,861.19
  4. Step 4: Simplify right side
    3,433.10x = 8,817,672.51
  5. Step 5: Solve for x
    x = 8,817,672.51/3,433.10
  6. Step 6: Final answer
    x = 2,568.43

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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.