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Finding the Fourth Proportional to 3,777.62, 5,670.02 and 2,319.62

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Solution

The fourth proportional to 3,777.62, 5,670.02 and 2,319.62 is: 3,481.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.62 : 5,670.02 = 2,319.62 : x
  2. Step 2: Convert to fraction form
    3,777.62/5,670.02 = 2,319.62/x
  3. Step 3: Cross multiply
    3,777.62x = 5,670.02 × 2,319.62
  4. Step 4: Simplify right side
    3,777.62x = 13,152,251.84
  5. Step 5: Solve for x
    x = 13,152,251.84/3,777.62
  6. Step 6: Final answer
    x = 3,481.63

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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.