Home / 6,836.10-10,254.73-1,905.75

Finding the Fourth Proportional to 6,836.10, 10,254.73 and 1,905.75

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Solution

The fourth proportional to 6,836.10, 10,254.73 and 1,905.75 is: 2,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.10 : 10,254.73 = 1,905.75 : x
  2. Step 2: Convert to fraction form
    6,836.10/10,254.73 = 1,905.75/x
  3. Step 3: Cross multiply
    6,836.10x = 10,254.73 × 1,905.75
  4. Step 4: Simplify right side
    6,836.10x = 19,542,921.15
  5. Step 5: Solve for x
    x = 19,542,921.15/6,836.10
  6. Step 6: Final answer
    x = 2,858.78

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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.