Home / 3,590.60-4,954.91-2,018.97

Finding the Fourth Proportional to 3,590.60, 4,954.91 and 2,018.97

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Solution

The fourth proportional to 3,590.60, 4,954.91 and 2,018.97 is: 2,786.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.60 : 4,954.91 = 2,018.97 : x
  2. Step 2: Convert to fraction form
    3,590.60/4,954.91 = 2,018.97/x
  3. Step 3: Cross multiply
    3,590.60x = 4,954.91 × 2,018.97
  4. Step 4: Simplify right side
    3,590.60x = 10,003,804.55
  5. Step 5: Solve for x
    x = 10,003,804.55/3,590.60
  6. Step 6: Final answer
    x = 2,786.11

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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.