Home / 3,763.90-5,198.54-2,502.77

Finding the Fourth Proportional to 3,763.90, 5,198.54 and 2,502.77

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Solution

The fourth proportional to 3,763.90, 5,198.54 and 2,502.77 is: 3,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.90 : 5,198.54 = 2,502.77 : x
  2. Step 2: Convert to fraction form
    3,763.90/5,198.54 = 2,502.77/x
  3. Step 3: Cross multiply
    3,763.90x = 5,198.54 × 2,502.77
  4. Step 4: Simplify right side
    3,763.90x = 13,010,749.71
  5. Step 5: Solve for x
    x = 13,010,749.71/3,763.90
  6. Step 6: Final answer
    x = 3,456.72

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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.