Home / 5,663.44-8,490.32-4,427.04

Finding the Fourth Proportional to 5,663.44, 8,490.32 and 4,427.04

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Solution

The fourth proportional to 5,663.44, 8,490.32 and 4,427.04 is: 6,636.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.44 : 8,490.32 = 4,427.04 : x
  2. Step 2: Convert to fraction form
    5,663.44/8,490.32 = 4,427.04/x
  3. Step 3: Cross multiply
    5,663.44x = 8,490.32 × 4,427.04
  4. Step 4: Simplify right side
    5,663.44x = 37,586,986.25
  5. Step 5: Solve for x
    x = 37,586,986.25/5,663.44
  6. Step 6: Final answer
    x = 6,636.78

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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.