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Finding the Fourth Proportional to 8,452.09, 11,663.91 and 4,726.09

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Solution

The fourth proportional to 8,452.09, 11,663.91 and 4,726.09 is: 6,522.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.09 : 11,663.91 = 4,726.09 : x
  2. Step 2: Convert to fraction form
    8,452.09/11,663.91 = 4,726.09/x
  3. Step 3: Cross multiply
    8,452.09x = 11,663.91 × 4,726.09
  4. Step 4: Simplify right side
    8,452.09x = 55,124,688.41
  5. Step 5: Solve for x
    x = 55,124,688.41/8,452.09
  6. Step 6: Final answer
    x = 6,522.02

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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.