Home / 5,920.68-8,880.66-2,222.60

Finding the Fourth Proportional to 5,920.68, 8,880.66 and 2,222.60

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Solution

The fourth proportional to 5,920.68, 8,880.66 and 2,222.60 is: 3,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.68 : 8,880.66 = 2,222.60 : x
  2. Step 2: Convert to fraction form
    5,920.68/8,880.66 = 2,222.60/x
  3. Step 3: Cross multiply
    5,920.68x = 8,880.66 × 2,222.60
  4. Step 4: Simplify right side
    5,920.68x = 19,738,116.07
  5. Step 5: Solve for x
    x = 19,738,116.07/5,920.68
  6. Step 6: Final answer
    x = 3,333.76

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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.