Home / 5,663.43-8,491.91-2,196.63

Finding the Fourth Proportional to 5,663.43, 8,491.91 and 2,196.63

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Solution

The fourth proportional to 5,663.43, 8,491.91 and 2,196.63 is: 3,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.43 : 8,491.91 = 2,196.63 : x
  2. Step 2: Convert to fraction form
    5,663.43/8,491.91 = 2,196.63/x
  3. Step 3: Cross multiply
    5,663.43x = 8,491.91 × 2,196.63
  4. Step 4: Simplify right side
    5,663.43x = 18,653,573.28
  5. Step 5: Solve for x
    x = 18,653,573.28/5,663.43
  6. Step 6: Final answer
    x = 3,293.69

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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.