Home / 3,951.86-5,455.35-2,537.60

Finding the Fourth Proportional to 3,951.86, 5,455.35 and 2,537.60

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Solution

The fourth proportional to 3,951.86, 5,455.35 and 2,537.60 is: 3,503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.86 : 5,455.35 = 2,537.60 : x
  2. Step 2: Convert to fraction form
    3,951.86/5,455.35 = 2,537.60/x
  3. Step 3: Cross multiply
    3,951.86x = 5,455.35 × 2,537.60
  4. Step 4: Simplify right side
    3,951.86x = 13,843,468.88
  5. Step 5: Solve for x
    x = 13,843,468.88/3,951.86
  6. Step 6: Final answer
    x = 3,503.03

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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.