Home / 5,680.84-7,838.35-3,322.52

Finding the Fourth Proportional to 5,680.84, 7,838.35 and 3,322.52

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Solution

The fourth proportional to 5,680.84, 7,838.35 and 3,322.52 is: 4,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.84 : 7,838.35 = 3,322.52 : x
  2. Step 2: Convert to fraction form
    5,680.84/7,838.35 = 3,322.52/x
  3. Step 3: Cross multiply
    5,680.84x = 7,838.35 × 3,322.52
  4. Step 4: Simplify right side
    5,680.84x = 26,043,074.64
  5. Step 5: Solve for x
    x = 26,043,074.64/5,680.84
  6. Step 6: Final answer
    x = 4,584.37

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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.