Home / 2,756.85-3,808.33-2,507.73

Finding the Fourth Proportional to 2,756.85, 3,808.33 and 2,507.73

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Solution

The fourth proportional to 2,756.85, 3,808.33 and 2,507.73 is: 3,464.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.85 : 3,808.33 = 2,507.73 : x
  2. Step 2: Convert to fraction form
    2,756.85/3,808.33 = 2,507.73/x
  3. Step 3: Cross multiply
    2,756.85x = 3,808.33 × 2,507.73
  4. Step 4: Simplify right side
    2,756.85x = 9,550,266.64
  5. Step 5: Solve for x
    x = 9,550,266.64/2,756.85
  6. Step 6: Final answer
    x = 3,464.19

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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.