Home / 3,908.23-5,861.95-2,152.66

Finding the Fourth Proportional to 3,908.23, 5,861.95 and 2,152.66

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Solution

The fourth proportional to 3,908.23, 5,861.95 and 2,152.66 is: 3,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.23 : 5,861.95 = 2,152.66 : x
  2. Step 2: Convert to fraction form
    3,908.23/5,861.95 = 2,152.66/x
  3. Step 3: Cross multiply
    3,908.23x = 5,861.95 × 2,152.66
  4. Step 4: Simplify right side
    3,908.23x = 12,618,785.29
  5. Step 5: Solve for x
    x = 12,618,785.29/3,908.23
  6. Step 6: Final answer
    x = 3,228.77

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1.5x scale

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.