Home / 6,725.23-10,086.49-6,391.80

Finding the Fourth Proportional to 6,725.23, 10,086.49 and 6,391.80

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Solution

The fourth proportional to 6,725.23, 10,086.49 and 6,391.80 is: 9,586.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.23 : 10,086.49 = 6,391.80 : x
  2. Step 2: Convert to fraction form
    6,725.23/10,086.49 = 6,391.80/x
  3. Step 3: Cross multiply
    6,725.23x = 10,086.49 × 6,391.80
  4. Step 4: Simplify right side
    6,725.23x = 64,470,826.78
  5. Step 5: Solve for x
    x = 64,470,826.78/6,725.23
  6. Step 6: Final answer
    x = 9,586.41

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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.