Home / 4,288.71-5,919.33-3,283.09

Finding the Fourth Proportional to 4,288.71, 5,919.33 and 3,283.09

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Solution

The fourth proportional to 4,288.71, 5,919.33 and 3,283.09 is: 4,531.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.71 : 5,919.33 = 3,283.09 : x
  2. Step 2: Convert to fraction form
    4,288.71/5,919.33 = 3,283.09/x
  3. Step 3: Cross multiply
    4,288.71x = 5,919.33 × 3,283.09
  4. Step 4: Simplify right side
    4,288.71x = 19,433,693.13
  5. Step 5: Solve for x
    x = 19,433,693.13/4,288.71
  6. Step 6: Final answer
    x = 4,531.36

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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.