Home / 4,073.62-6,100.87-1,987.09

Finding the Fourth Proportional to 4,073.62, 6,100.87 and 1,987.09

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Solution

The fourth proportional to 4,073.62, 6,100.87 and 1,987.09 is: 2,975.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.62 : 6,100.87 = 1,987.09 : x
  2. Step 2: Convert to fraction form
    4,073.62/6,100.87 = 1,987.09/x
  3. Step 3: Cross multiply
    4,073.62x = 6,100.87 × 1,987.09
  4. Step 4: Simplify right side
    4,073.62x = 12,122,977.77
  5. Step 5: Solve for x
    x = 12,122,977.77/4,073.62
  6. Step 6: Final answer
    x = 2,975.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.