Home / 6,998.10-9,648.62-4,476.06

Finding the Fourth Proportional to 6,998.10, 9,648.62 and 4,476.06

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Solution

The fourth proportional to 6,998.10, 9,648.62 and 4,476.06 is: 6,171.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.10 : 9,648.62 = 4,476.06 : x
  2. Step 2: Convert to fraction form
    6,998.10/9,648.62 = 4,476.06/x
  3. Step 3: Cross multiply
    6,998.10x = 9,648.62 × 4,476.06
  4. Step 4: Simplify right side
    6,998.10x = 43,187,796.44
  5. Step 5: Solve for x
    x = 43,187,796.44/6,998.10
  6. Step 6: Final answer
    x = 6,171.36

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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.