Home / 3,626.53-5,006.97-2,785.63

Finding the Fourth Proportional to 3,626.53, 5,006.97 and 2,785.63

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Solution

The fourth proportional to 3,626.53, 5,006.97 and 2,785.63 is: 3,845.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626.53 : 5,006.97 = 2,785.63 : x
  2. Step 2: Convert to fraction form
    3,626.53/5,006.97 = 2,785.63/x
  3. Step 3: Cross multiply
    3,626.53x = 5,006.97 × 2,785.63
  4. Step 4: Simplify right side
    3,626.53x = 13,947,565.84
  5. Step 5: Solve for x
    x = 13,947,565.84/3,626.53
  6. Step 6: Final answer
    x = 3,845.98

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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.