Home / 8,169.91-11,274.61-4,585.66

Finding the Fourth Proportional to 8,169.91, 11,274.61 and 4,585.66

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Solution

The fourth proportional to 8,169.91, 11,274.61 and 4,585.66 is: 6,328.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.91 : 11,274.61 = 4,585.66 : x
  2. Step 2: Convert to fraction form
    8,169.91/11,274.61 = 4,585.66/x
  3. Step 3: Cross multiply
    8,169.91x = 11,274.61 × 4,585.66
  4. Step 4: Simplify right side
    8,169.91x = 51,701,560.46
  5. Step 5: Solve for x
    x = 51,701,560.46/8,169.91
  6. Step 6: Final answer
    x = 6,328.29

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Half scale
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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.