Home / 4,103.88-6,154.98-1,181.64

Finding the Fourth Proportional to 4,103.88, 6,154.98 and 1,181.64

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Solution

The fourth proportional to 4,103.88, 6,154.98 and 1,181.64 is: 1,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.88 : 6,154.98 = 1,181.64 : x
  2. Step 2: Convert to fraction form
    4,103.88/6,154.98 = 1,181.64/x
  3. Step 3: Cross multiply
    4,103.88x = 6,154.98 × 1,181.64
  4. Step 4: Simplify right side
    4,103.88x = 7,272,970.57
  5. Step 5: Solve for x
    x = 7,272,970.57/4,103.88
  6. Step 6: Final answer
    x = 1,772.22

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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.