Home / 3,173.52-4,754.12-2,074.56

Finding the Fourth Proportional to 3,173.52, 4,754.12 and 2,074.56

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Solution

The fourth proportional to 3,173.52, 4,754.12 and 2,074.56 is: 3,107.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173.52 : 4,754.12 = 2,074.56 : x
  2. Step 2: Convert to fraction form
    3,173.52/4,754.12 = 2,074.56/x
  3. Step 3: Cross multiply
    3,173.52x = 4,754.12 × 2,074.56
  4. Step 4: Simplify right side
    3,173.52x = 9,862,696.81
  5. Step 5: Solve for x
    x = 9,862,696.81/3,173.52
  6. Step 6: Final answer
    x = 3,107.81

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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.