Home / 3,078.07-4,637.88-2,542.26

Finding the Fourth Proportional to 3,078.07, 4,637.88 and 2,542.26

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Solution

The fourth proportional to 3,078.07, 4,637.88 and 2,542.26 is: 3,830.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078.07 : 4,637.88 = 2,542.26 : x
  2. Step 2: Convert to fraction form
    3,078.07/4,637.88 = 2,542.26/x
  3. Step 3: Cross multiply
    3,078.07x = 4,637.88 × 2,542.26
  4. Step 4: Simplify right side
    3,078.07x = 11,790,679.98
  5. Step 5: Solve for x
    x = 11,790,679.98/3,078.07
  6. Step 6: Final answer
    x = 3,830.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.