Home / 3,263.68-4,872.43-2,771.74

Finding the Fourth Proportional to 3,263.68, 4,872.43 and 2,771.74

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Solution

The fourth proportional to 3,263.68, 4,872.43 and 2,771.74 is: 4,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.68 : 4,872.43 = 2,771.74 : x
  2. Step 2: Convert to fraction form
    3,263.68/4,872.43 = 2,771.74/x
  3. Step 3: Cross multiply
    3,263.68x = 4,872.43 × 2,771.74
  4. Step 4: Simplify right side
    3,263.68x = 13,505,109.13
  5. Step 5: Solve for x
    x = 13,505,109.13/3,263.68
  6. Step 6: Final answer
    x = 4,138.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.