Home / 3,274.14-4,912.58-1,424.32

Finding the Fourth Proportional to 3,274.14, 4,912.58 and 1,424.32

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Solution

The fourth proportional to 3,274.14, 4,912.58 and 1,424.32 is: 2,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.14 : 4,912.58 = 1,424.32 : x
  2. Step 2: Convert to fraction form
    3,274.14/4,912.58 = 1,424.32/x
  3. Step 3: Cross multiply
    3,274.14x = 4,912.58 × 1,424.32
  4. Step 4: Simplify right side
    3,274.14x = 6,997,085.95
  5. Step 5: Solve for x
    x = 6,997,085.95/3,274.14
  6. Step 6: Final answer
    x = 2,137.08

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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.