Home / 6,926.92-9,559.38-3,783.40

Finding the Fourth Proportional to 6,926.92, 9,559.38 and 3,783.40

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Solution

The fourth proportional to 6,926.92, 9,559.38 and 3,783.40 is: 5,221.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,926.92 : 9,559.38 = 3,783.40 : x
  2. Step 2: Convert to fraction form
    6,926.92/9,559.38 = 3,783.40/x
  3. Step 3: Cross multiply
    6,926.92x = 9,559.38 × 3,783.40
  4. Step 4: Simplify right side
    6,926.92x = 36,166,958.29
  5. Step 5: Solve for x
    x = 36,166,958.29/6,926.92
  6. Step 6: Final answer
    x = 5,221.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.