Home / 4,110.80-5,672.84-2,247.80

Finding the Fourth Proportional to 4,110.80, 5,672.84 and 2,247.80

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Solution

The fourth proportional to 4,110.80, 5,672.84 and 2,247.80 is: 3,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.80 : 5,672.84 = 2,247.80 : x
  2. Step 2: Convert to fraction form
    4,110.80/5,672.84 = 2,247.80/x
  3. Step 3: Cross multiply
    4,110.80x = 5,672.84 × 2,247.80
  4. Step 4: Simplify right side
    4,110.80x = 12,751,409.75
  5. Step 5: Solve for x
    x = 12,751,409.75/4,110.80
  6. Step 6: Final answer
    x = 3,101.93

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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.