Home / 1,849.62-2,774.46-551.10

Finding the Fourth Proportional to 1,849.62, 2,774.46 and 551.10

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Solution

The fourth proportional to 1,849.62, 2,774.46 and 551.10 is: 826.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.62 : 2,774.46 = 551.10 : x
  2. Step 2: Convert to fraction form
    1,849.62/2,774.46 = 551.10/x
  3. Step 3: Cross multiply
    1,849.62x = 2,774.46 × 551.10
  4. Step 4: Simplify right side
    1,849.62x = 1,529,004.91
  5. Step 5: Solve for x
    x = 1,529,004.91/1,849.62
  6. Step 6: Final answer
    x = 826.66

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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.