Home / 3,196.04-4,791.90-1,632.20

Finding the Fourth Proportional to 3,196.04, 4,791.90 and 1,632.20

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Solution

The fourth proportional to 3,196.04, 4,791.90 and 1,632.20 is: 2,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.04 : 4,791.90 = 1,632.20 : x
  2. Step 2: Convert to fraction form
    3,196.04/4,791.90 = 1,632.20/x
  3. Step 3: Cross multiply
    3,196.04x = 4,791.90 × 1,632.20
  4. Step 4: Simplify right side
    3,196.04x = 7,821,339.18
  5. Step 5: Solve for x
    x = 7,821,339.18/3,196.04
  6. Step 6: Final answer
    x = 2,447.20

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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.