Home / 3,212.02-4,806.28-1,896.38

Finding the Fourth Proportional to 3,212.02, 4,806.28 and 1,896.38

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Solution

The fourth proportional to 3,212.02, 4,806.28 and 1,896.38 is: 2,837.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.02 : 4,806.28 = 1,896.38 : x
  2. Step 2: Convert to fraction form
    3,212.02/4,806.28 = 1,896.38/x
  3. Step 3: Cross multiply
    3,212.02x = 4,806.28 × 1,896.38
  4. Step 4: Simplify right side
    3,212.02x = 9,114,533.27
  5. Step 5: Solve for x
    x = 9,114,533.27/3,212.02
  6. Step 6: Final answer
    x = 2,837.63

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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.