Home / 2,267.96-3,130.08-1,273.56

Finding the Fourth Proportional to 2,267.96, 3,130.08 and 1,273.56

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Solution

The fourth proportional to 2,267.96, 3,130.08 and 1,273.56 is: 1,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.96 : 3,130.08 = 1,273.56 : x
  2. Step 2: Convert to fraction form
    2,267.96/3,130.08 = 1,273.56/x
  3. Step 3: Cross multiply
    2,267.96x = 3,130.08 × 1,273.56
  4. Step 4: Simplify right side
    2,267.96x = 3,986,338.32
  5. Step 5: Solve for x
    x = 3,986,338.32/2,267.96
  6. Step 6: Final answer
    x = 1,757.68

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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.