Home / 5,014.98-6,919.62-3,819.72

Finding the Fourth Proportional to 5,014.98, 6,919.62 and 3,819.72

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Solution

The fourth proportional to 5,014.98, 6,919.62 and 3,819.72 is: 5,270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.98 : 6,919.62 = 3,819.72 : x
  2. Step 2: Convert to fraction form
    5,014.98/6,919.62 = 3,819.72/x
  3. Step 3: Cross multiply
    5,014.98x = 6,919.62 × 3,819.72
  4. Step 4: Simplify right side
    5,014.98x = 26,431,010.91
  5. Step 5: Solve for x
    x = 26,431,010.91/5,014.98
  6. Step 6: Final answer
    x = 5,270.41

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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.