Home / 2,268.37-3,130.53-1,273.52

Finding the Fourth Proportional to 2,268.37, 3,130.53 and 1,273.52

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Solution

The fourth proportional to 2,268.37, 3,130.53 and 1,273.52 is: 1,757.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.37 : 3,130.53 = 1,273.52 : x
  2. Step 2: Convert to fraction form
    2,268.37/3,130.53 = 1,273.52/x
  3. Step 3: Cross multiply
    2,268.37x = 3,130.53 × 1,273.52
  4. Step 4: Simplify right side
    2,268.37x = 3,986,776.91
  5. Step 5: Solve for x
    x = 3,986,776.91/2,268.37
  6. Step 6: Final answer
    x = 1,757.56

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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.