Home / 3,294.45-4,544.64-2,921.85

Finding the Fourth Proportional to 3,294.45, 4,544.64 and 2,921.85

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Solution

The fourth proportional to 3,294.45, 4,544.64 and 2,921.85 is: 4,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.45 : 4,544.64 = 2,921.85 : x
  2. Step 2: Convert to fraction form
    3,294.45/4,544.64 = 2,921.85/x
  3. Step 3: Cross multiply
    3,294.45x = 4,544.64 × 2,921.85
  4. Step 4: Simplify right side
    3,294.45x = 13,278,756.38
  5. Step 5: Solve for x
    x = 13,278,756.38/3,294.45
  6. Step 6: Final answer
    x = 4,030.64

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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.