Home / 2,893.28-3,992.91-1,714.10

Finding the Fourth Proportional to 2,893.28, 3,992.91 and 1,714.10

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Solution

The fourth proportional to 2,893.28, 3,992.91 and 1,714.10 is: 2,365.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.28 : 3,992.91 = 1,714.10 : x
  2. Step 2: Convert to fraction form
    2,893.28/3,992.91 = 1,714.10/x
  3. Step 3: Cross multiply
    2,893.28x = 3,992.91 × 1,714.10
  4. Step 4: Simplify right side
    2,893.28x = 6,844,247.03
  5. Step 5: Solve for x
    x = 6,844,247.03/2,893.28
  6. Step 6: Final answer
    x = 2,365.57

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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.