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Finding the Fourth Proportional to 5,365.62, 8,047.44 and 1,667.16

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Solution

The fourth proportional to 5,365.62, 8,047.44 and 1,667.16 is: 2,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.62 : 8,047.44 = 1,667.16 : x
  2. Step 2: Convert to fraction form
    5,365.62/8,047.44 = 1,667.16/x
  3. Step 3: Cross multiply
    5,365.62x = 8,047.44 × 1,667.16
  4. Step 4: Simplify right side
    5,365.62x = 13,416,370.07
  5. Step 5: Solve for x
    x = 13,416,370.07/5,365.62
  6. Step 6: Final answer
    x = 2,500.43

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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.