Home / 4,069.24-6,103.88-1,147.80

Finding the Fourth Proportional to 4,069.24, 6,103.88 and 1,147.80

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Solution

The fourth proportional to 4,069.24, 6,103.88 and 1,147.80 is: 1,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.24 : 6,103.88 = 1,147.80 : x
  2. Step 2: Convert to fraction form
    4,069.24/6,103.88 = 1,147.80/x
  3. Step 3: Cross multiply
    4,069.24x = 6,103.88 × 1,147.80
  4. Step 4: Simplify right side
    4,069.24x = 7,006,033.46
  5. Step 5: Solve for x
    x = 7,006,033.46/4,069.24
  6. Step 6: Final answer
    x = 1,721.71

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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.