Home / 8,897.19-13,346.83-3,966.22

Finding the Fourth Proportional to 8,897.19, 13,346.83 and 3,966.22

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Solution

The fourth proportional to 8,897.19, 13,346.83 and 3,966.22 is: 5,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.19 : 13,346.83 = 3,966.22 : x
  2. Step 2: Convert to fraction form
    8,897.19/13,346.83 = 3,966.22/x
  3. Step 3: Cross multiply
    8,897.19x = 13,346.83 × 3,966.22
  4. Step 4: Simplify right side
    8,897.19x = 52,936,388.34
  5. Step 5: Solve for x
    x = 52,936,388.34/8,897.19
  6. Step 6: Final answer
    x = 5,949.79

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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.