Home / 3,150.22-4,339.78-2,204.25

Finding the Fourth Proportional to 3,150.22, 4,339.78 and 2,204.25

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Solution

The fourth proportional to 3,150.22, 4,339.78 and 2,204.25 is: 3,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.22 : 4,339.78 = 2,204.25 : x
  2. Step 2: Convert to fraction form
    3,150.22/4,339.78 = 2,204.25/x
  3. Step 3: Cross multiply
    3,150.22x = 4,339.78 × 2,204.25
  4. Step 4: Simplify right side
    3,150.22x = 9,565,960.07
  5. Step 5: Solve for x
    x = 9,565,960.07/3,150.22
  6. Step 6: Final answer
    x = 3,036.60

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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.