Home / 6,885.09-10,323.53-2,725.68

Finding the Fourth Proportional to 6,885.09, 10,323.53 and 2,725.68

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Solution

The fourth proportional to 6,885.09, 10,323.53 and 2,725.68 is: 4,086.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.09 : 10,323.53 = 2,725.68 : x
  2. Step 2: Convert to fraction form
    6,885.09/10,323.53 = 2,725.68/x
  3. Step 3: Cross multiply
    6,885.09x = 10,323.53 × 2,725.68
  4. Step 4: Simplify right side
    6,885.09x = 28,138,625.62
  5. Step 5: Solve for x
    x = 28,138,625.62/6,885.09
  6. Step 6: Final answer
    x = 4,086.89

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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.