Home / 3,469.17-5,205.38-2,009.55

Finding the Fourth Proportional to 3,469.17, 5,205.38 and 2,009.55

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Solution

The fourth proportional to 3,469.17, 5,205.38 and 2,009.55 is: 3,015.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469.17 : 5,205.38 = 2,009.55 : x
  2. Step 2: Convert to fraction form
    3,469.17/5,205.38 = 2,009.55/x
  3. Step 3: Cross multiply
    3,469.17x = 5,205.38 × 2,009.55
  4. Step 4: Simplify right side
    3,469.17x = 10,460,461.33
  5. Step 5: Solve for x
    x = 10,460,461.33/3,469.17
  6. Step 6: Final answer
    x = 3,015.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.