Home / 3,962.57-5,943.85-1,189.24

Finding the Fourth Proportional to 3,962.57, 5,943.85 and 1,189.24

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Solution

The fourth proportional to 3,962.57, 5,943.85 and 1,189.24 is: 1,783.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.57 : 5,943.85 = 1,189.24 : x
  2. Step 2: Convert to fraction form
    3,962.57/5,943.85 = 1,189.24/x
  3. Step 3: Cross multiply
    3,962.57x = 5,943.85 × 1,189.24
  4. Step 4: Simplify right side
    3,962.57x = 7,068,646.34
  5. Step 5: Solve for x
    x = 7,068,646.34/3,962.57
  6. Step 6: Final answer
    x = 1,783.85

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Similar ratio
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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.