Home / 4,109.88-5,671.72-2,246.88

Finding the Fourth Proportional to 4,109.88, 5,671.72 and 2,246.88

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Solution

The fourth proportional to 4,109.88, 5,671.72 and 2,246.88 is: 3,100.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.88 : 5,671.72 = 2,246.88 : x
  2. Step 2: Convert to fraction form
    4,109.88/5,671.72 = 2,246.88/x
  3. Step 3: Cross multiply
    4,109.88x = 5,671.72 × 2,246.88
  4. Step 4: Simplify right side
    4,109.88x = 12,743,674.23
  5. Step 5: Solve for x
    x = 12,743,674.23/4,109.88
  6. Step 6: Final answer
    x = 3,100.74

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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.