Home / 2,518.02-3,791.88-2,197.26

Finding the Fourth Proportional to 2,518.02, 3,791.88 and 2,197.26

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Solution

The fourth proportional to 2,518.02, 3,791.88 and 2,197.26 is: 3,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518.02 : 3,791.88 = 2,197.26 : x
  2. Step 2: Convert to fraction form
    2,518.02/3,791.88 = 2,197.26/x
  3. Step 3: Cross multiply
    2,518.02x = 3,791.88 × 2,197.26
  4. Step 4: Simplify right side
    2,518.02x = 8,331,746.25
  5. Step 5: Solve for x
    x = 8,331,746.25/2,518.02
  6. Step 6: Final answer
    x = 3,308.85

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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.