Home / 11,706.10-16,154.68-6,400.92

Finding the Fourth Proportional to 11,706.10, 16,154.68 and 6,400.92

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Solution

The fourth proportional to 11,706.10, 16,154.68 and 6,400.92 is: 8,833.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,706.10 : 16,154.68 = 6,400.92 : x
  2. Step 2: Convert to fraction form
    11,706.10/16,154.68 = 6,400.92/x
  3. Step 3: Cross multiply
    11,706.10x = 16,154.68 × 6,400.92
  4. Step 4: Simplify right side
    11,706.10x = 103,404,814.31
  5. Step 5: Solve for x
    x = 103,404,814.31/11,706.10
  6. Step 6: Final answer
    x = 8,833.41

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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.