Home / 8,082.09-11,153.30-4,723.70

Finding the Fourth Proportional to 8,082.09, 11,153.30 and 4,723.70

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Solution

The fourth proportional to 8,082.09, 11,153.30 and 4,723.70 is: 6,518.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.09 : 11,153.30 = 4,723.70 : x
  2. Step 2: Convert to fraction form
    8,082.09/11,153.30 = 4,723.70/x
  3. Step 3: Cross multiply
    8,082.09x = 11,153.30 × 4,723.70
  4. Step 4: Simplify right side
    8,082.09x = 52,684,763.83
  5. Step 5: Solve for x
    x = 52,684,763.83/8,082.09
  6. Step 6: Final answer
    x = 6,518.71

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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.