Home / 3,590.21-5,381.57-2,008.53

Finding the Fourth Proportional to 3,590.21, 5,381.57 and 2,008.53

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Solution

The fourth proportional to 3,590.21, 5,381.57 and 2,008.53 is: 3,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.21 : 5,381.57 = 2,008.53 : x
  2. Step 2: Convert to fraction form
    3,590.21/5,381.57 = 2,008.53/x
  3. Step 3: Cross multiply
    3,590.21x = 5,381.57 × 2,008.53
  4. Step 4: Simplify right side
    3,590.21x = 10,809,049.81
  5. Step 5: Solve for x
    x = 10,809,049.81/3,590.21
  6. Step 6: Final answer
    x = 3,010.70

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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.