Home / 6,209.04-9,320.40-3,286.56

Finding the Fourth Proportional to 6,209.04, 9,320.40 and 3,286.56

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Solution

The fourth proportional to 6,209.04, 9,320.40 and 3,286.56 is: 4,933.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,209.04 : 9,320.40 = 3,286.56 : x
  2. Step 2: Convert to fraction form
    6,209.04/9,320.40 = 3,286.56/x
  3. Step 3: Cross multiply
    6,209.04x = 9,320.40 × 3,286.56
  4. Step 4: Simplify right side
    6,209.04x = 30,632,053.82
  5. Step 5: Solve for x
    x = 30,632,053.82/6,209.04
  6. Step 6: Final answer
    x = 4,933.46

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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.