Home / 9,308.17-12,845.14-6,170.23

Finding the Fourth Proportional to 9,308.17, 12,845.14 and 6,170.23

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Solution

The fourth proportional to 9,308.17, 12,845.14 and 6,170.23 is: 8,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308.17 : 12,845.14 = 6,170.23 : x
  2. Step 2: Convert to fraction form
    9,308.17/12,845.14 = 6,170.23/x
  3. Step 3: Cross multiply
    9,308.17x = 12,845.14 × 6,170.23
  4. Step 4: Simplify right side
    9,308.17x = 79,257,468.18
  5. Step 5: Solve for x
    x = 79,257,468.18/9,308.17
  6. Step 6: Final answer
    x = 8,514.83

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Double scale
Find fourth proportional to 9,309.17, 12,846.52 and 6,171.23
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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.