Home / 6,769.04-9,341.30-3,938.09

Finding the Fourth Proportional to 6,769.04, 9,341.30 and 3,938.09

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Solution

The fourth proportional to 6,769.04, 9,341.30 and 3,938.09 is: 5,434.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.04 : 9,341.30 = 3,938.09 : x
  2. Step 2: Convert to fraction form
    6,769.04/9,341.30 = 3,938.09/x
  3. Step 3: Cross multiply
    6,769.04x = 9,341.30 × 3,938.09
  4. Step 4: Simplify right side
    6,769.04x = 36,786,860.43
  5. Step 5: Solve for x
    x = 36,786,860.43/6,769.04
  6. Step 6: Final answer
    x = 5,434.58

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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.