Home / 9,803.91-14,705.77-3,960.44

Finding the Fourth Proportional to 9,803.91, 14,705.77 and 3,960.44

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Solution

The fourth proportional to 9,803.91, 14,705.77 and 3,960.44 is: 5,940.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,803.91 : 14,705.77 = 3,960.44 : x
  2. Step 2: Convert to fraction form
    9,803.91/14,705.77 = 3,960.44/x
  3. Step 3: Cross multiply
    9,803.91x = 14,705.77 × 3,960.44
  4. Step 4: Simplify right side
    9,803.91x = 58,241,319.74
  5. Step 5: Solve for x
    x = 58,241,319.74/9,803.91
  6. Step 6: Final answer
    x = 5,940.62

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Double scale
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Similar ratio
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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.