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Finding the Fourth Proportional to 6,221.70, 9,334.98 and 2,326.41

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Solution

The fourth proportional to 6,221.70, 9,334.98 and 2,326.41 is: 3,490.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.70 : 9,334.98 = 2,326.41 : x
  2. Step 2: Convert to fraction form
    6,221.70/9,334.98 = 2,326.41/x
  3. Step 3: Cross multiply
    6,221.70x = 9,334.98 × 2,326.41
  4. Step 4: Simplify right side
    6,221.70x = 21,716,990.82
  5. Step 5: Solve for x
    x = 21,716,990.82/6,221.70
  6. Step 6: Final answer
    x = 3,490.52

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Double scale
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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.