Home / 2,663.62-3,997.52-1,847.63

Finding the Fourth Proportional to 2,663.62, 3,997.52 and 1,847.63

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Solution

The fourth proportional to 2,663.62, 3,997.52 and 1,847.63 is: 2,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663.62 : 3,997.52 = 1,847.63 : x
  2. Step 2: Convert to fraction form
    2,663.62/3,997.52 = 1,847.63/x
  3. Step 3: Cross multiply
    2,663.62x = 3,997.52 × 1,847.63
  4. Step 4: Simplify right side
    2,663.62x = 7,385,928.64
  5. Step 5: Solve for x
    x = 7,385,928.64/2,663.62
  6. Step 6: Final answer
    x = 2,772.90

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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.