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Finding the Fourth Proportional to 3,671.01, 5,507.54 and 1,479.23

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Solution

The fourth proportional to 3,671.01, 5,507.54 and 1,479.23 is: 2,219.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.01 : 5,507.54 = 1,479.23 : x
  2. Step 2: Convert to fraction form
    3,671.01/5,507.54 = 1,479.23/x
  3. Step 3: Cross multiply
    3,671.01x = 5,507.54 × 1,479.23
  4. Step 4: Simplify right side
    3,671.01x = 8,146,918.39
  5. Step 5: Solve for x
    x = 8,146,918.39/3,671.01
  6. Step 6: Final answer
    x = 2,219.26

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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.