Home / 3,168.92-4,370.69-2,425.34

Finding the Fourth Proportional to 3,168.92, 4,370.69 and 2,425.34

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Solution

The fourth proportional to 3,168.92, 4,370.69 and 2,425.34 is: 3,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.92 : 4,370.69 = 2,425.34 : x
  2. Step 2: Convert to fraction form
    3,168.92/4,370.69 = 2,425.34/x
  3. Step 3: Cross multiply
    3,168.92x = 4,370.69 × 2,425.34
  4. Step 4: Simplify right side
    3,168.92x = 10,600,426.27
  5. Step 5: Solve for x
    x = 10,600,426.27/3,168.92
  6. Step 6: Final answer
    x = 3,345.12

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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.