Home / 4,211.88-5,814.90-2,797.56

Finding the Fourth Proportional to 4,211.88, 5,814.90 and 2,797.56

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Solution

The fourth proportional to 4,211.88, 5,814.90 and 2,797.56 is: 3,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.88 : 5,814.90 = 2,797.56 : x
  2. Step 2: Convert to fraction form
    4,211.88/5,814.90 = 2,797.56/x
  3. Step 3: Cross multiply
    4,211.88x = 5,814.90 × 2,797.56
  4. Step 4: Simplify right side
    4,211.88x = 16,267,531.64
  5. Step 5: Solve for x
    x = 16,267,531.64/4,211.88
  6. Step 6: Final answer
    x = 3,862.30

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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.