Home / 3,946.95-5,443.01-3,049.26

Finding the Fourth Proportional to 3,946.95, 5,443.01 and 3,049.26

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Solution

The fourth proportional to 3,946.95, 5,443.01 and 3,049.26 is: 4,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.95 : 5,443.01 = 3,049.26 : x
  2. Step 2: Convert to fraction form
    3,946.95/5,443.01 = 3,049.26/x
  3. Step 3: Cross multiply
    3,946.95x = 5,443.01 × 3,049.26
  4. Step 4: Simplify right side
    3,946.95x = 16,597,128.45
  5. Step 5: Solve for x
    x = 16,597,128.45/3,946.95
  6. Step 6: Final answer
    x = 4,205.05

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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.