Home / 3,199.22-4,795.98-1,252.78

Finding the Fourth Proportional to 3,199.22, 4,795.98 and 1,252.78

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Solution

The fourth proportional to 3,199.22, 4,795.98 and 1,252.78 is: 1,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.22 : 4,795.98 = 1,252.78 : x
  2. Step 2: Convert to fraction form
    3,199.22/4,795.98 = 1,252.78/x
  3. Step 3: Cross multiply
    3,199.22x = 4,795.98 × 1,252.78
  4. Step 4: Simplify right side
    3,199.22x = 6,008,307.82
  5. Step 5: Solve for x
    x = 6,008,307.82/3,199.22
  6. Step 6: Final answer
    x = 1,878.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.