Home / 3,193.47-4,790.20-1,247.04

Finding the Fourth Proportional to 3,193.47, 4,790.20 and 1,247.04

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Solution

The fourth proportional to 3,193.47, 4,790.20 and 1,247.04 is: 1,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.47 : 4,790.20 = 1,247.04 : x
  2. Step 2: Convert to fraction form
    3,193.47/4,790.20 = 1,247.04/x
  3. Step 3: Cross multiply
    3,193.47x = 4,790.20 × 1,247.04
  4. Step 4: Simplify right side
    3,193.47x = 5,973,571.01
  5. Step 5: Solve for x
    x = 5,973,571.01/3,193.47
  6. Step 6: Final answer
    x = 1,870.56

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Double scale
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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.