Home / 4,126.62-6,184.16-1,929.90

Finding the Fourth Proportional to 4,126.62, 6,184.16 and 1,929.90

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Solution

The fourth proportional to 4,126.62, 6,184.16 and 1,929.90 is: 2,892.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.62 : 6,184.16 = 1,929.90 : x
  2. Step 2: Convert to fraction form
    4,126.62/6,184.16 = 1,929.90/x
  3. Step 3: Cross multiply
    4,126.62x = 6,184.16 × 1,929.90
  4. Step 4: Simplify right side
    4,126.62x = 11,934,810.38
  5. Step 5: Solve for x
    x = 11,934,810.38/4,126.62
  6. Step 6: Final answer
    x = 2,892.15

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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.