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Finding the Fourth Proportional to 4,954.84, 7,430.94 and 1,667.25

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Solution

The fourth proportional to 4,954.84, 7,430.94 and 1,667.25 is: 2,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,954.84 : 7,430.94 = 1,667.25 : x
  2. Step 2: Convert to fraction form
    4,954.84/7,430.94 = 1,667.25/x
  3. Step 3: Cross multiply
    4,954.84x = 7,430.94 × 1,667.25
  4. Step 4: Simplify right side
    4,954.84x = 12,389,234.72
  5. Step 5: Solve for x
    x = 12,389,234.72/4,954.84
  6. Step 6: Final answer
    x = 2,500.43

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