Home / 3,826.63-5,279.94-2,502.28

Finding the Fourth Proportional to 3,826.63, 5,279.94 and 2,502.28

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Solution

The fourth proportional to 3,826.63, 5,279.94 and 2,502.28 is: 3,452.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.63 : 5,279.94 = 2,502.28 : x
  2. Step 2: Convert to fraction form
    3,826.63/5,279.94 = 2,502.28/x
  3. Step 3: Cross multiply
    3,826.63x = 5,279.94 × 2,502.28
  4. Step 4: Simplify right side
    3,826.63x = 13,211,888.26
  5. Step 5: Solve for x
    x = 13,211,888.26/3,826.63
  6. Step 6: Final answer
    x = 3,452.62

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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.