Home / 6,685.92-10,021.41-5,907.78

Finding the Fourth Proportional to 6,685.92, 10,021.41 and 5,907.78

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Solution

The fourth proportional to 6,685.92, 10,021.41 and 5,907.78 is: 8,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.92 : 10,021.41 = 5,907.78 : x
  2. Step 2: Convert to fraction form
    6,685.92/10,021.41 = 5,907.78/x
  3. Step 3: Cross multiply
    6,685.92x = 10,021.41 × 5,907.78
  4. Step 4: Simplify right side
    6,685.92x = 59,204,285.57
  5. Step 5: Solve for x
    x = 59,204,285.57/6,685.92
  6. Step 6: Final answer
    x = 8,855.07

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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.