Home / 4,051.73-5,591.39-2,188.73

Finding the Fourth Proportional to 4,051.73, 5,591.39 and 2,188.73

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Solution

The fourth proportional to 4,051.73, 5,591.39 and 2,188.73 is: 3,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,051.73 : 5,591.39 = 2,188.73 : x
  2. Step 2: Convert to fraction form
    4,051.73/5,591.39 = 2,188.73/x
  3. Step 3: Cross multiply
    4,051.73x = 5,591.39 × 2,188.73
  4. Step 4: Simplify right side
    4,051.73x = 12,238,023.58
  5. Step 5: Solve for x
    x = 12,238,023.58/4,051.73
  6. Step 6: Final answer
    x = 3,020.45

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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.