Home / 4,283.22-5,911.82-2,788.53

Finding the Fourth Proportional to 4,283.22, 5,911.82 and 2,788.53

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Solution

The fourth proportional to 4,283.22, 5,911.82 and 2,788.53 is: 3,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.22 : 5,911.82 = 2,788.53 : x
  2. Step 2: Convert to fraction form
    4,283.22/5,911.82 = 2,788.53/x
  3. Step 3: Cross multiply
    4,283.22x = 5,911.82 × 2,788.53
  4. Step 4: Simplify right side
    4,283.22x = 16,485,287.42
  5. Step 5: Solve for x
    x = 16,485,287.42/4,283.22
  6. Step 6: Final answer
    x = 3,848.81

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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.