Home / 4,102.11-6,140.61-3,794.51

Finding the Fourth Proportional to 4,102.11, 6,140.61 and 3,794.51

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Solution

The fourth proportional to 4,102.11, 6,140.61 and 3,794.51 is: 5,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.11 : 6,140.61 = 3,794.51 : x
  2. Step 2: Convert to fraction form
    4,102.11/6,140.61 = 3,794.51/x
  3. Step 3: Cross multiply
    4,102.11x = 6,140.61 × 3,794.51
  4. Step 4: Simplify right side
    4,102.11x = 23,300,621.40
  5. Step 5: Solve for x
    x = 23,300,621.40/4,102.11
  6. Step 6: Final answer
    x = 5,680.16

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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.