Home / 7,753.89-11,626.94-3,805.45

Finding the Fourth Proportional to 7,753.89, 11,626.94 and 3,805.45

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Solution

The fourth proportional to 7,753.89, 11,626.94 and 3,805.45 is: 5,706.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,753.89 : 11,626.94 = 3,805.45 : x
  2. Step 2: Convert to fraction form
    7,753.89/11,626.94 = 3,805.45/x
  3. Step 3: Cross multiply
    7,753.89x = 11,626.94 × 3,805.45
  4. Step 4: Simplify right side
    7,753.89x = 44,245,719.27
  5. Step 5: Solve for x
    x = 44,245,719.27/7,753.89
  6. Step 6: Final answer
    x = 5,706.26

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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.