Home / 3,635.10-5,455.41-2,663.74

Finding the Fourth Proportional to 3,635.10, 5,455.41 and 2,663.74

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Solution

The fourth proportional to 3,635.10, 5,455.41 and 2,663.74 is: 3,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.10 : 5,455.41 = 2,663.74 : x
  2. Step 2: Convert to fraction form
    3,635.10/5,455.41 = 2,663.74/x
  3. Step 3: Cross multiply
    3,635.10x = 5,455.41 × 2,663.74
  4. Step 4: Simplify right side
    3,635.10x = 14,531,793.83
  5. Step 5: Solve for x
    x = 14,531,793.83/3,635.10
  6. Step 6: Final answer
    x = 3,997.63

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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.