Home / 6,785.08-9,362.31-3,800.90

Finding the Fourth Proportional to 6,785.08, 9,362.31 and 3,800.90

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Solution

The fourth proportional to 6,785.08, 9,362.31 and 3,800.90 is: 5,244.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.08 : 9,362.31 = 3,800.90 : x
  2. Step 2: Convert to fraction form
    6,785.08/9,362.31 = 3,800.90/x
  3. Step 3: Cross multiply
    6,785.08x = 9,362.31 × 3,800.90
  4. Step 4: Simplify right side
    6,785.08x = 35,585,204.08
  5. Step 5: Solve for x
    x = 35,585,204.08/6,785.08
  6. Step 6: Final answer
    x = 5,244.63

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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.