Home / 3,135.01-4,325.44-2,469.80

Finding the Fourth Proportional to 3,135.01, 4,325.44 and 2,469.80

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Solution

The fourth proportional to 3,135.01, 4,325.44 and 2,469.80 is: 3,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.01 : 4,325.44 = 2,469.80 : x
  2. Step 2: Convert to fraction form
    3,135.01/4,325.44 = 2,469.80/x
  3. Step 3: Cross multiply
    3,135.01x = 4,325.44 × 2,469.80
  4. Step 4: Simplify right side
    3,135.01x = 10,682,937.74
  5. Step 5: Solve for x
    x = 10,682,937.74/3,135.01
  6. Step 6: Final answer
    x = 3,407.63

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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.