Home / 2,110.98-3,163.20-1,590.42

Finding the Fourth Proportional to 2,110.98, 3,163.20 and 1,590.42

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Solution

The fourth proportional to 2,110.98, 3,163.20 and 1,590.42 is: 2,383.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.98 : 3,163.20 = 1,590.42 : x
  2. Step 2: Convert to fraction form
    2,110.98/3,163.20 = 1,590.42/x
  3. Step 3: Cross multiply
    2,110.98x = 3,163.20 × 1,590.42
  4. Step 4: Simplify right side
    2,110.98x = 5,030,816.54
  5. Step 5: Solve for x
    x = 5,030,816.54/2,110.98
  6. Step 6: Final answer
    x = 2,383.17

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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.