Home / 4,942.28-6,814.74-3,698.12

Finding the Fourth Proportional to 4,942.28, 6,814.74 and 3,698.12

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Solution

The fourth proportional to 4,942.28, 6,814.74 and 3,698.12 is: 5,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.28 : 6,814.74 = 3,698.12 : x
  2. Step 2: Convert to fraction form
    4,942.28/6,814.74 = 3,698.12/x
  3. Step 3: Cross multiply
    4,942.28x = 6,814.74 × 3,698.12
  4. Step 4: Simplify right side
    4,942.28x = 25,201,726.29
  5. Step 5: Solve for x
    x = 25,201,726.29/4,942.28
  6. Step 6: Final answer
    x = 5,099.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.