Home / 3,232.92-4,851.81-2,190.45

Finding the Fourth Proportional to 3,232.92, 4,851.81 and 2,190.45

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Solution

The fourth proportional to 3,232.92, 4,851.81 and 2,190.45 is: 3,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.92 : 4,851.81 = 2,190.45 : x
  2. Step 2: Convert to fraction form
    3,232.92/4,851.81 = 2,190.45/x
  3. Step 3: Cross multiply
    3,232.92x = 4,851.81 × 2,190.45
  4. Step 4: Simplify right side
    3,232.92x = 10,627,647.21
  5. Step 5: Solve for x
    x = 10,627,647.21/3,232.92
  6. Step 6: Final answer
    x = 3,287.32

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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.