Home / 3,106.22-4,277.91-2,577.39

Finding the Fourth Proportional to 3,106.22, 4,277.91 and 2,577.39

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Solution

The fourth proportional to 3,106.22, 4,277.91 and 2,577.39 is: 3,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.22 : 4,277.91 = 2,577.39 : x
  2. Step 2: Convert to fraction form
    3,106.22/4,277.91 = 2,577.39/x
  3. Step 3: Cross multiply
    3,106.22x = 4,277.91 × 2,577.39
  4. Step 4: Simplify right side
    3,106.22x = 11,025,836.08
  5. Step 5: Solve for x
    x = 11,025,836.08/3,106.22
  6. Step 6: Final answer
    x = 3,549.60

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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.