Home / 4,889.14-6,744.24-2,899.36

Finding the Fourth Proportional to 4,889.14, 6,744.24 and 2,899.36

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Solution

The fourth proportional to 4,889.14, 6,744.24 and 2,899.36 is: 3,999.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.14 : 6,744.24 = 2,899.36 : x
  2. Step 2: Convert to fraction form
    4,889.14/6,744.24 = 2,899.36/x
  3. Step 3: Cross multiply
    4,889.14x = 6,744.24 × 2,899.36
  4. Step 4: Simplify right side
    4,889.14x = 19,553,979.69
  5. Step 5: Solve for x
    x = 19,553,979.69/4,889.14
  6. Step 6: Final answer
    x = 3,999.47

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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.