Home / 3,356.42-5,029.76-1,892.45

Finding the Fourth Proportional to 3,356.42, 5,029.76 and 1,892.45

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Solution

The fourth proportional to 3,356.42, 5,029.76 and 1,892.45 is: 2,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.42 : 5,029.76 = 1,892.45 : x
  2. Step 2: Convert to fraction form
    3,356.42/5,029.76 = 1,892.45/x
  3. Step 3: Cross multiply
    3,356.42x = 5,029.76 × 1,892.45
  4. Step 4: Simplify right side
    3,356.42x = 9,518,586.62
  5. Step 5: Solve for x
    x = 9,518,586.62/3,356.42
  6. Step 6: Final answer
    x = 2,835.94

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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.