Home / 3,077.22-4,246.92-1,751.12

Finding the Fourth Proportional to 3,077.22, 4,246.92 and 1,751.12

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Solution

The fourth proportional to 3,077.22, 4,246.92 and 1,751.12 is: 2,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.22 : 4,246.92 = 1,751.12 : x
  2. Step 2: Convert to fraction form
    3,077.22/4,246.92 = 1,751.12/x
  3. Step 3: Cross multiply
    3,077.22x = 4,246.92 × 1,751.12
  4. Step 4: Simplify right side
    3,077.22x = 7,436,845.32
  5. Step 5: Solve for x
    x = 7,436,845.32/3,077.22
  6. Step 6: Final answer
    x = 2,416.74

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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.