Home / 3,739.26-5,158.53-2,322.57

Finding the Fourth Proportional to 3,739.26, 5,158.53 and 2,322.57

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Solution

The fourth proportional to 3,739.26, 5,158.53 and 2,322.57 is: 3,204.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.26 : 5,158.53 = 2,322.57 : x
  2. Step 2: Convert to fraction form
    3,739.26/5,158.53 = 2,322.57/x
  3. Step 3: Cross multiply
    3,739.26x = 5,158.53 × 2,322.57
  4. Step 4: Simplify right side
    3,739.26x = 11,981,047.02
  5. Step 5: Solve for x
    x = 11,981,047.02/3,739.26
  6. Step 6: Final answer
    x = 3,204.12

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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.