Home / 6,885.58-10,329.70-2,936.77

Finding the Fourth Proportional to 6,885.58, 10,329.70 and 2,936.77

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Solution

The fourth proportional to 6,885.58, 10,329.70 and 2,936.77 is: 4,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.58 : 10,329.70 = 2,936.77 : x
  2. Step 2: Convert to fraction form
    6,885.58/10,329.70 = 2,936.77/x
  3. Step 3: Cross multiply
    6,885.58x = 10,329.70 × 2,936.77
  4. Step 4: Simplify right side
    6,885.58x = 30,335,991.77
  5. Step 5: Solve for x
    x = 30,335,991.77/6,885.58
  6. Step 6: Final answer
    x = 4,405.73

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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.