Home / 6,868.80-10,305.36-4,273.56

Finding the Fourth Proportional to 6,868.80, 10,305.36 and 4,273.56

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Solution

The fourth proportional to 6,868.80, 10,305.36 and 4,273.56 is: 6,411.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.80 : 10,305.36 = 4,273.56 : x
  2. Step 2: Convert to fraction form
    6,868.80/10,305.36 = 4,273.56/x
  3. Step 3: Cross multiply
    6,868.80x = 10,305.36 × 4,273.56
  4. Step 4: Simplify right side
    6,868.80x = 44,040,574.28
  5. Step 5: Solve for x
    x = 44,040,574.28/6,868.80
  6. Step 6: Final answer
    x = 6,411.68

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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.