Home / 4,119.96-6,180.56-1,197.88

Finding the Fourth Proportional to 4,119.96, 6,180.56 and 1,197.88

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Solution

The fourth proportional to 4,119.96, 6,180.56 and 1,197.88 is: 1,797.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.96 : 6,180.56 = 1,197.88 : x
  2. Step 2: Convert to fraction form
    4,119.96/6,180.56 = 1,197.88/x
  3. Step 3: Cross multiply
    4,119.96x = 6,180.56 × 1,197.88
  4. Step 4: Simplify right side
    4,119.96x = 7,403,569.21
  5. Step 5: Solve for x
    x = 7,403,569.21/4,119.96
  6. Step 6: Final answer
    x = 1,797.00

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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.