Home / 2,068.32-2,853.20-1,369.44

Finding the Fourth Proportional to 2,068.32, 2,853.20 and 1,369.44

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Solution

The fourth proportional to 2,068.32, 2,853.20 and 1,369.44 is: 1,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.32 : 2,853.20 = 1,369.44 : x
  2. Step 2: Convert to fraction form
    2,068.32/2,853.20 = 1,369.44/x
  3. Step 3: Cross multiply
    2,068.32x = 2,853.20 × 1,369.44
  4. Step 4: Simplify right side
    2,068.32x = 3,907,286.21
  5. Step 5: Solve for x
    x = 3,907,286.21/2,068.32
  6. Step 6: Final answer
    x = 1,889.11

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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.