Home / 3,671.13-5,065.92-2,099.22

Finding the Fourth Proportional to 3,671.13, 5,065.92 and 2,099.22

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Solution

The fourth proportional to 3,671.13, 5,065.92 and 2,099.22 is: 2,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.13 : 5,065.92 = 2,099.22 : x
  2. Step 2: Convert to fraction form
    3,671.13/5,065.92 = 2,099.22/x
  3. Step 3: Cross multiply
    3,671.13x = 5,065.92 × 2,099.22
  4. Step 4: Simplify right side
    3,671.13x = 10,634,480.58
  5. Step 5: Solve for x
    x = 10,634,480.58/3,671.13
  6. Step 6: Final answer
    x = 2,896.79

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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.