Home / 5,644.02-7,788.62-3,126.04

Finding the Fourth Proportional to 5,644.02, 7,788.62 and 3,126.04

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Solution

The fourth proportional to 5,644.02, 7,788.62 and 3,126.04 is: 4,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.02 : 7,788.62 = 3,126.04 : x
  2. Step 2: Convert to fraction form
    5,644.02/7,788.62 = 3,126.04/x
  3. Step 3: Cross multiply
    5,644.02x = 7,788.62 × 3,126.04
  4. Step 4: Simplify right side
    5,644.02x = 24,347,537.66
  5. Step 5: Solve for x
    x = 24,347,537.66/5,644.02
  6. Step 6: Final answer
    x = 4,313.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.