Home / 6,919.04-9,542.40-6,227.84

Finding the Fourth Proportional to 6,919.04, 9,542.40 and 6,227.84

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Solution

The fourth proportional to 6,919.04, 9,542.40 and 6,227.84 is: 8,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.04 : 9,542.40 = 6,227.84 : x
  2. Step 2: Convert to fraction form
    6,919.04/9,542.40 = 6,227.84/x
  3. Step 3: Cross multiply
    6,919.04x = 9,542.40 × 6,227.84
  4. Step 4: Simplify right side
    6,919.04x = 59,428,540.42
  5. Step 5: Solve for x
    x = 59,428,540.42/6,919.04
  6. Step 6: Final answer
    x = 8,589.13

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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.