Home / 3,861.88-5,326.56-2,535.10

Finding the Fourth Proportional to 3,861.88, 5,326.56 and 2,535.10

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Solution

The fourth proportional to 3,861.88, 5,326.56 and 2,535.10 is: 3,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.88 : 5,326.56 = 2,535.10 : x
  2. Step 2: Convert to fraction form
    3,861.88/5,326.56 = 2,535.10/x
  3. Step 3: Cross multiply
    3,861.88x = 5,326.56 × 2,535.10
  4. Step 4: Simplify right side
    3,861.88x = 13,503,348.94
  5. Step 5: Solve for x
    x = 13,503,348.94/3,861.88
  6. Step 6: Final answer
    x = 3,496.58

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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.