Home / 2,923.44-4,043.40-2,874.24

Finding the Fourth Proportional to 2,923.44, 4,043.40 and 2,874.24

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Solution

The fourth proportional to 2,923.44, 4,043.40 and 2,874.24 is: 3,975.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.44 : 4,043.40 = 2,874.24 : x
  2. Step 2: Convert to fraction form
    2,923.44/4,043.40 = 2,874.24/x
  3. Step 3: Cross multiply
    2,923.44x = 4,043.40 × 2,874.24
  4. Step 4: Simplify right side
    2,923.44x = 11,621,702.02
  5. Step 5: Solve for x
    x = 11,621,702.02/2,923.44
  6. Step 6: Final answer
    x = 3,975.35

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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.