Home / 3,818.88-5,267.13-2,559.54

Finding the Fourth Proportional to 3,818.88, 5,267.13 and 2,559.54

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Solution

The fourth proportional to 3,818.88, 5,267.13 and 2,559.54 is: 3,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.88 : 5,267.13 = 2,559.54 : x
  2. Step 2: Convert to fraction form
    3,818.88/5,267.13 = 2,559.54/x
  3. Step 3: Cross multiply
    3,818.88x = 5,267.13 × 2,559.54
  4. Step 4: Simplify right side
    3,818.88x = 13,481,429.92
  5. Step 5: Solve for x
    x = 13,481,429.92/3,818.88
  6. Step 6: Final answer
    x = 3,530.21

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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.