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Finding the Fourth Proportional to 4,404.08, 6,607.56 and 1,809.20

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Solution

The fourth proportional to 4,404.08, 6,607.56 and 1,809.20 is: 2,714.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,404.08 : 6,607.56 = 1,809.20 : x
  2. Step 2: Convert to fraction form
    4,404.08/6,607.56 = 1,809.20/x
  3. Step 3: Cross multiply
    4,404.08x = 6,607.56 × 1,809.20
  4. Step 4: Simplify right side
    4,404.08x = 11,954,397.55
  5. Step 5: Solve for x
    x = 11,954,397.55/4,404.08
  6. Step 6: Final answer
    x = 2,714.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.