Home / 4,130.88-6,185.46-3,471.12

Finding the Fourth Proportional to 4,130.88, 6,185.46 and 3,471.12

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Solution

The fourth proportional to 4,130.88, 6,185.46 and 3,471.12 is: 5,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.88 : 6,185.46 = 3,471.12 : x
  2. Step 2: Convert to fraction form
    4,130.88/6,185.46 = 3,471.12/x
  3. Step 3: Cross multiply
    4,130.88x = 6,185.46 × 3,471.12
  4. Step 4: Simplify right side
    4,130.88x = 21,470,473.92
  5. Step 5: Solve for x
    x = 21,470,473.92/4,130.88
  6. Step 6: Final answer
    x = 5,197.55

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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.