Home / 6,836.30-10,237.88-3,905.72

Finding the Fourth Proportional to 6,836.30, 10,237.88 and 3,905.72

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Solution

The fourth proportional to 6,836.30, 10,237.88 and 3,905.72 is: 5,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.30 : 10,237.88 = 3,905.72 : x
  2. Step 2: Convert to fraction form
    6,836.30/10,237.88 = 3,905.72/x
  3. Step 3: Cross multiply
    6,836.30x = 10,237.88 × 3,905.72
  4. Step 4: Simplify right side
    6,836.30x = 39,986,221.96
  5. Step 5: Solve for x
    x = 39,986,221.96/6,836.30
  6. Step 6: Final answer
    x = 5,849.11

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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.