Home / 4,125.14-6,190.11-1,660.18

Finding the Fourth Proportional to 4,125.14, 6,190.11 and 1,660.18

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Solution

The fourth proportional to 4,125.14, 6,190.11 and 1,660.18 is: 2,491.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.14 : 6,190.11 = 1,660.18 : x
  2. Step 2: Convert to fraction form
    4,125.14/6,190.11 = 1,660.18/x
  3. Step 3: Cross multiply
    4,125.14x = 6,190.11 × 1,660.18
  4. Step 4: Simplify right side
    4,125.14x = 10,276,696.82
  5. Step 5: Solve for x
    x = 10,276,696.82/4,125.14
  6. Step 6: Final answer
    x = 2,491.24

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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.