Home / 6,725.80-10,089.18-2,108.80

Finding the Fourth Proportional to 6,725.80, 10,089.18 and 2,108.80

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Solution

The fourth proportional to 6,725.80, 10,089.18 and 2,108.80 is: 3,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.80 : 10,089.18 = 2,108.80 : x
  2. Step 2: Convert to fraction form
    6,725.80/10,089.18 = 2,108.80/x
  3. Step 3: Cross multiply
    6,725.80x = 10,089.18 × 2,108.80
  4. Step 4: Simplify right side
    6,725.80x = 21,276,062.78
  5. Step 5: Solve for x
    x = 21,276,062.78/6,725.80
  6. Step 6: Final answer
    x = 3,163.35

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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.