Home / 8,344.62-11,516.63-4,987.44

Finding the Fourth Proportional to 8,344.62, 11,516.63 and 4,987.44

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Solution

The fourth proportional to 8,344.62, 11,516.63 and 4,987.44 is: 6,883.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.62 : 11,516.63 = 4,987.44 : x
  2. Step 2: Convert to fraction form
    8,344.62/11,516.63 = 4,987.44/x
  3. Step 3: Cross multiply
    8,344.62x = 11,516.63 × 4,987.44
  4. Step 4: Simplify right side
    8,344.62x = 57,438,476.19
  5. Step 5: Solve for x
    x = 57,438,476.19/8,344.62
  6. Step 6: Final answer
    x = 6,883.29

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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.