Home / 6,828.80-10,233.58-5,435.94

Finding the Fourth Proportional to 6,828.80, 10,233.58 and 5,435.94

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Solution

The fourth proportional to 6,828.80, 10,233.58 and 5,435.94 is: 8,146.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.80 : 10,233.58 = 5,435.94 : x
  2. Step 2: Convert to fraction form
    6,828.80/10,233.58 = 5,435.94/x
  3. Step 3: Cross multiply
    6,828.80x = 10,233.58 × 5,435.94
  4. Step 4: Simplify right side
    6,828.80x = 55,629,126.87
  5. Step 5: Solve for x
    x = 55,629,126.87/6,828.80
  6. Step 6: Final answer
    x = 8,146.25

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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.