Home / 4,992.32-6,889.20-2,896.28

Finding the Fourth Proportional to 4,992.32, 6,889.20 and 2,896.28

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Solution

The fourth proportional to 4,992.32, 6,889.20 and 2,896.28 is: 3,996.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.32 : 6,889.20 = 2,896.28 : x
  2. Step 2: Convert to fraction form
    4,992.32/6,889.20 = 2,896.28/x
  3. Step 3: Cross multiply
    4,992.32x = 6,889.20 × 2,896.28
  4. Step 4: Simplify right side
    4,992.32x = 19,953,052.18
  5. Step 5: Solve for x
    x = 19,953,052.18/4,992.32
  6. Step 6: Final answer
    x = 3,996.75

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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.