Home / 5,306.91-7,323.97-3,422.42

Finding the Fourth Proportional to 5,306.91, 7,323.97 and 3,422.42

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Solution

The fourth proportional to 5,306.91, 7,323.97 and 3,422.42 is: 4,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.91 : 7,323.97 = 3,422.42 : x
  2. Step 2: Convert to fraction form
    5,306.91/7,323.97 = 3,422.42/x
  3. Step 3: Cross multiply
    5,306.91x = 7,323.97 × 3,422.42
  4. Step 4: Simplify right side
    5,306.91x = 25,065,656.23
  5. Step 5: Solve for x
    x = 25,065,656.23/5,306.91
  6. Step 6: Final answer
    x = 4,723.21

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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.