Home / 4,213.52-5,815-2,350.88

Finding the Fourth Proportional to 4,213.52, 5,815 and 2,350.88

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Solution

The fourth proportional to 4,213.52, 5,815 and 2,350.88 is: 3,244.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.52 : 5,815 = 2,350.88 : x
  2. Step 2: Convert to fraction form
    4,213.52/5,815 = 2,350.88/x
  3. Step 3: Cross multiply
    4,213.52x = 5,815 × 2,350.88
  4. Step 4: Simplify right side
    4,213.52x = 13,670,367.20
  5. Step 5: Solve for x
    x = 13,670,367.20/4,213.52
  6. Step 6: Final answer
    x = 3,244.41

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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.