Home / 4,124.62-6,181.16-1,927.90

Finding the Fourth Proportional to 4,124.62, 6,181.16 and 1,927.90

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Solution

The fourth proportional to 4,124.62, 6,181.16 and 1,927.90 is: 2,889.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.62 : 6,181.16 = 1,927.90 : x
  2. Step 2: Convert to fraction form
    4,124.62/6,181.16 = 1,927.90/x
  3. Step 3: Cross multiply
    4,124.62x = 6,181.16 × 1,927.90
  4. Step 4: Simplify right side
    4,124.62x = 11,916,658.36
  5. Step 5: Solve for x
    x = 11,916,658.36/4,124.62
  6. Step 6: Final answer
    x = 2,889.15

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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.