Home / 3,356.53-5,034.79-1,276.04

Finding the Fourth Proportional to 3,356.53, 5,034.79 and 1,276.04

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Solution

The fourth proportional to 3,356.53, 5,034.79 and 1,276.04 is: 1,914.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.53 : 5,034.79 = 1,276.04 : x
  2. Step 2: Convert to fraction form
    3,356.53/5,034.79 = 1,276.04/x
  3. Step 3: Cross multiply
    3,356.53x = 5,034.79 × 1,276.04
  4. Step 4: Simplify right side
    3,356.53x = 6,424,607.61
  5. Step 5: Solve for x
    x = 6,424,607.61/3,356.53
  6. Step 6: Final answer
    x = 1,914.06

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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.