Home / 3,192.55-4,404.69-1,933.20

Finding the Fourth Proportional to 3,192.55, 4,404.69 and 1,933.20

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Solution

The fourth proportional to 3,192.55, 4,404.69 and 1,933.20 is: 2,667.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.55 : 4,404.69 = 1,933.20 : x
  2. Step 2: Convert to fraction form
    3,192.55/4,404.69 = 1,933.20/x
  3. Step 3: Cross multiply
    3,192.55x = 4,404.69 × 1,933.20
  4. Step 4: Simplify right side
    3,192.55x = 8,515,146.71
  5. Step 5: Solve for x
    x = 8,515,146.71/3,192.55
  6. Step 6: Final answer
    x = 2,667.19

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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.