Home / 3,590.37-4,954.72-1,996.99

Finding the Fourth Proportional to 3,590.37, 4,954.72 and 1,996.99

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Solution

The fourth proportional to 3,590.37, 4,954.72 and 1,996.99 is: 2,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.37 : 4,954.72 = 1,996.99 : x
  2. Step 2: Convert to fraction form
    3,590.37/4,954.72 = 1,996.99/x
  3. Step 3: Cross multiply
    3,590.37x = 4,954.72 × 1,996.99
  4. Step 4: Simplify right side
    3,590.37x = 9,894,491.53
  5. Step 5: Solve for x
    x = 9,894,491.53/3,590.37
  6. Step 6: Final answer
    x = 2,755.84

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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.