Home / 2,502.84-3,749.40-1,268.76

Finding the Fourth Proportional to 2,502.84, 3,749.40 and 1,268.76

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Solution

The fourth proportional to 2,502.84, 3,749.40 and 1,268.76 is: 1,900.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.84 : 3,749.40 = 1,268.76 : x
  2. Step 2: Convert to fraction form
    2,502.84/3,749.40 = 1,268.76/x
  3. Step 3: Cross multiply
    2,502.84x = 3,749.40 × 1,268.76
  4. Step 4: Simplify right side
    2,502.84x = 4,757,088.74
  5. Step 5: Solve for x
    x = 4,757,088.74/2,502.84
  6. Step 6: Final answer
    x = 1,900.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.