Home / 3,079.35-4,606.56-2,380.68

Finding the Fourth Proportional to 3,079.35, 4,606.56 and 2,380.68

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Solution

The fourth proportional to 3,079.35, 4,606.56 and 2,380.68 is: 3,561.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.35 : 4,606.56 = 2,380.68 : x
  2. Step 2: Convert to fraction form
    3,079.35/4,606.56 = 2,380.68/x
  3. Step 3: Cross multiply
    3,079.35x = 4,606.56 × 2,380.68
  4. Step 4: Simplify right side
    3,079.35x = 10,966,745.26
  5. Step 5: Solve for x
    x = 10,966,745.26/3,079.35
  6. Step 6: Final answer
    x = 3,561.38

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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.