Home / 4,103.90-6,156.77-1,181.98

Finding the Fourth Proportional to 4,103.90, 6,156.77 and 1,181.98

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Solution

The fourth proportional to 4,103.90, 6,156.77 and 1,181.98 is: 1,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.90 : 6,156.77 = 1,181.98 : x
  2. Step 2: Convert to fraction form
    4,103.90/6,156.77 = 1,181.98/x
  3. Step 3: Cross multiply
    4,103.90x = 6,156.77 × 1,181.98
  4. Step 4: Simplify right side
    4,103.90x = 7,277,166.57
  5. Step 5: Solve for x
    x = 7,277,166.57/4,103.90
  6. Step 6: Final answer
    x = 1,773.23

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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.