Home / 2,743.14-3,785.53-1,548.38

Finding the Fourth Proportional to 2,743.14, 3,785.53 and 1,548.38

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Solution

The fourth proportional to 2,743.14, 3,785.53 and 1,548.38 is: 2,136.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.14 : 3,785.53 = 1,548.38 : x
  2. Step 2: Convert to fraction form
    2,743.14/3,785.53 = 1,548.38/x
  3. Step 3: Cross multiply
    2,743.14x = 3,785.53 × 1,548.38
  4. Step 4: Simplify right side
    2,743.14x = 5,861,420.01
  5. Step 5: Solve for x
    x = 5,861,420.01/2,743.14
  6. Step 6: Final answer
    x = 2,136.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.