Home / 3,529.35-5,294.22-1,189.16

Finding the Fourth Proportional to 3,529.35, 5,294.22 and 1,189.16

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Solution

The fourth proportional to 3,529.35, 5,294.22 and 1,189.16 is: 1,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.35 : 5,294.22 = 1,189.16 : x
  2. Step 2: Convert to fraction form
    3,529.35/5,294.22 = 1,189.16/x
  3. Step 3: Cross multiply
    3,529.35x = 5,294.22 × 1,189.16
  4. Step 4: Simplify right side
    3,529.35x = 6,295,648.18
  5. Step 5: Solve for x
    x = 6,295,648.18/3,529.35
  6. Step 6: Final answer
    x = 1,783.80

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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.