Home / 6,825.80-10,229.09-5,432.94

Finding the Fourth Proportional to 6,825.80, 10,229.09 and 5,432.94

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Solution

The fourth proportional to 6,825.80, 10,229.09 and 5,432.94 is: 8,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.80 : 10,229.09 = 5,432.94 : x
  2. Step 2: Convert to fraction form
    6,825.80/10,229.09 = 5,432.94/x
  3. Step 3: Cross multiply
    6,825.80x = 10,229.09 × 5,432.94
  4. Step 4: Simplify right side
    6,825.80x = 55,574,005.06
  5. Step 5: Solve for x
    x = 55,574,005.06/6,825.80
  6. Step 6: Final answer
    x = 8,141.75

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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.