Home / 8,355.21-11,523.01-5,960.61

Finding the Fourth Proportional to 8,355.21, 11,523.01 and 5,960.61

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Solution

The fourth proportional to 8,355.21, 11,523.01 and 5,960.61 is: 8,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.21 : 11,523.01 = 5,960.61 : x
  2. Step 2: Convert to fraction form
    8,355.21/11,523.01 = 5,960.61/x
  3. Step 3: Cross multiply
    8,355.21x = 11,523.01 × 5,960.61
  4. Step 4: Simplify right side
    8,355.21x = 68,684,168.64
  5. Step 5: Solve for x
    x = 68,684,168.64/8,355.21
  6. Step 6: Final answer
    x = 8,220.52

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Half scale
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Double scale
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Similar ratio
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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.