Home / 11,446.62-15,796.72-6,411.05

Finding the Fourth Proportional to 11,446.62, 15,796.72 and 6,411.05

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Solution

The fourth proportional to 11,446.62, 15,796.72 and 6,411.05 is: 8,847.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,446.62 : 15,796.72 = 6,411.05 : x
  2. Step 2: Convert to fraction form
    11,446.62/15,796.72 = 6,411.05/x
  3. Step 3: Cross multiply
    11,446.62x = 15,796.72 × 6,411.05
  4. Step 4: Simplify right side
    11,446.62x = 101,273,506.24
  5. Step 5: Solve for x
    x = 101,273,506.24/11,446.62
  6. Step 6: Final answer
    x = 8,847.46

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Double scale
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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.