Home / 4,048.55-5,578.67-3,104.29

Finding the Fourth Proportional to 4,048.55, 5,578.67 and 3,104.29

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Solution

The fourth proportional to 4,048.55, 5,578.67 and 3,104.29 is: 4,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.55 : 5,578.67 = 3,104.29 : x
  2. Step 2: Convert to fraction form
    4,048.55/5,578.67 = 3,104.29/x
  3. Step 3: Cross multiply
    4,048.55x = 5,578.67 × 3,104.29
  4. Step 4: Simplify right side
    4,048.55x = 17,317,824.23
  5. Step 5: Solve for x
    x = 17,317,824.23/4,048.55
  6. Step 6: Final answer
    x = 4,277.54

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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.