Home / 1,984.53-2,704.52-1,977.24

Finding the Fourth Proportional to 1,984.53, 2,704.52 and 1,977.24

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Solution

The fourth proportional to 1,984.53, 2,704.52 and 1,977.24 is: 2,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984.53 : 2,704.52 = 1,977.24 : x
  2. Step 2: Convert to fraction form
    1,984.53/2,704.52 = 1,977.24/x
  3. Step 3: Cross multiply
    1,984.53x = 2,704.52 × 1,977.24
  4. Step 4: Simplify right side
    1,984.53x = 5,347,475.24
  5. Step 5: Solve for x
    x = 5,347,475.24/1,984.53
  6. Step 6: Final answer
    x = 2,694.58

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.