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Finding the Fourth Proportional to 6,190.92, 9,286.44 and 1,573.92

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Solution

The fourth proportional to 6,190.92, 9,286.44 and 1,573.92 is: 2,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.92 : 9,286.44 = 1,573.92 : x
  2. Step 2: Convert to fraction form
    6,190.92/9,286.44 = 1,573.92/x
  3. Step 3: Cross multiply
    6,190.92x = 9,286.44 × 1,573.92
  4. Step 4: Simplify right side
    6,190.92x = 14,616,113.64
  5. Step 5: Solve for x
    x = 14,616,113.64/6,190.92
  6. Step 6: Final answer
    x = 2,360.90

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.