Home / 4,172.22-5,757.59-2,283.75

Finding the Fourth Proportional to 4,172.22, 5,757.59 and 2,283.75

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Solution

The fourth proportional to 4,172.22, 5,757.59 and 2,283.75 is: 3,151.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.22 : 5,757.59 = 2,283.75 : x
  2. Step 2: Convert to fraction form
    4,172.22/5,757.59 = 2,283.75/x
  3. Step 3: Cross multiply
    4,172.22x = 5,757.59 × 2,283.75
  4. Step 4: Simplify right side
    4,172.22x = 13,148,901.87
  5. Step 5: Solve for x
    x = 13,148,901.87/4,172.22
  6. Step 6: Final answer
    x = 3,151.54

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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.