Home / 3,020.52-4,528.38-1,171.56

Finding the Fourth Proportional to 3,020.52, 4,528.38 and 1,171.56

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Solution

The fourth proportional to 3,020.52, 4,528.38 and 1,171.56 is: 1,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.52 : 4,528.38 = 1,171.56 : x
  2. Step 2: Convert to fraction form
    3,020.52/4,528.38 = 1,171.56/x
  3. Step 3: Cross multiply
    3,020.52x = 4,528.38 × 1,171.56
  4. Step 4: Simplify right side
    3,020.52x = 5,305,268.87
  5. Step 5: Solve for x
    x = 5,305,268.87/3,020.52
  6. Step 6: Final answer
    x = 1,756.41

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1.5x scale

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.