Home / 5,386.26-7,434.09-3,028.26

Finding the Fourth Proportional to 5,386.26, 7,434.09 and 3,028.26

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Solution

The fourth proportional to 5,386.26, 7,434.09 and 3,028.26 is: 4,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.26 : 7,434.09 = 3,028.26 : x
  2. Step 2: Convert to fraction form
    5,386.26/7,434.09 = 3,028.26/x
  3. Step 3: Cross multiply
    5,386.26x = 7,434.09 × 3,028.26
  4. Step 4: Simplify right side
    5,386.26x = 22,512,357.38
  5. Step 5: Solve for x
    x = 22,512,357.38/5,386.26
  6. Step 6: Final answer
    x = 4,179.59

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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.