Home / 2,268.14-3,130.08-1,273.46

Finding the Fourth Proportional to 2,268.14, 3,130.08 and 1,273.46

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Solution

The fourth proportional to 2,268.14, 3,130.08 and 1,273.46 is: 1,757.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.14 : 3,130.08 = 1,273.46 : x
  2. Step 2: Convert to fraction form
    2,268.14/3,130.08 = 1,273.46/x
  3. Step 3: Cross multiply
    2,268.14x = 3,130.08 × 1,273.46
  4. Step 4: Simplify right side
    2,268.14x = 3,986,011.25
  5. Step 5: Solve for x
    x = 3,986,011.25/2,268.14
  6. Step 6: Final answer
    x = 1,757.40

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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.