Home / 6,785.80-9,363.69-3,801.94

Finding the Fourth Proportional to 6,785.80, 9,363.69 and 3,801.94

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Solution

The fourth proportional to 6,785.80, 9,363.69 and 3,801.94 is: 5,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.80 : 9,363.69 = 3,801.94 : x
  2. Step 2: Convert to fraction form
    6,785.80/9,363.69 = 3,801.94/x
  3. Step 3: Cross multiply
    6,785.80x = 9,363.69 × 3,801.94
  4. Step 4: Simplify right side
    6,785.80x = 35,600,187.56
  5. Step 5: Solve for x
    x = 35,600,187.56/6,785.80
  6. Step 6: Final answer
    x = 5,246.28

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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.