Home / 5,663.45-8,493.01-1,863.21

Finding the Fourth Proportional to 5,663.45, 8,493.01 and 1,863.21

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Solution

The fourth proportional to 5,663.45, 8,493.01 and 1,863.21 is: 2,794.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.45 : 8,493.01 = 1,863.21 : x
  2. Step 2: Convert to fraction form
    5,663.45/8,493.01 = 1,863.21/x
  3. Step 3: Cross multiply
    5,663.45x = 8,493.01 × 1,863.21
  4. Step 4: Simplify right side
    5,663.45x = 15,824,209.38
  5. Step 5: Solve for x
    x = 15,824,209.38/5,663.45
  6. Step 6: Final answer
    x = 2,794.09

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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.