Home / 5,311.79-7,329.93-3,322.25

Finding the Fourth Proportional to 5,311.79, 7,329.93 and 3,322.25

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Solution

The fourth proportional to 5,311.79, 7,329.93 and 3,322.25 is: 4,584.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.79 : 7,329.93 = 3,322.25 : x
  2. Step 2: Convert to fraction form
    5,311.79/7,329.93 = 3,322.25/x
  3. Step 3: Cross multiply
    5,311.79x = 7,329.93 × 3,322.25
  4. Step 4: Simplify right side
    5,311.79x = 24,351,859.94
  5. Step 5: Solve for x
    x = 24,351,859.94/5,311.79
  6. Step 6: Final answer
    x = 4,584.49

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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.