Home / 3,626.09-5,006.83-2,785.46

Finding the Fourth Proportional to 3,626.09, 5,006.83 and 2,785.46

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Solution

The fourth proportional to 3,626.09, 5,006.83 and 2,785.46 is: 3,846.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.09 : 5,006.83 = 2,785.46 : x
  2. Step 2: Convert to fraction form
    3,626.09/5,006.83 = 2,785.46/x
  3. Step 3: Cross multiply
    3,626.09x = 5,006.83 × 2,785.46
  4. Step 4: Simplify right side
    3,626.09x = 13,946,326.08
  5. Step 5: Solve for x
    x = 13,946,326.08/3,626.09
  6. Step 6: Final answer
    x = 3,846.11

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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.