Home / 7,179.85-10,767.88-3,283.39

Finding the Fourth Proportional to 7,179.85, 10,767.88 and 3,283.39

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Solution

The fourth proportional to 7,179.85, 10,767.88 and 3,283.39 is: 4,924.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.85 : 10,767.88 = 3,283.39 : x
  2. Step 2: Convert to fraction form
    7,179.85/10,767.88 = 3,283.39/x
  3. Step 3: Cross multiply
    7,179.85x = 10,767.88 × 3,283.39
  4. Step 4: Simplify right side
    7,179.85x = 35,355,149.51
  5. Step 5: Solve for x
    x = 35,355,149.51/7,179.85
  6. Step 6: Final answer
    x = 4,924.22

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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.