Home / 6,881.76-9,496.44-3,898.33

Finding the Fourth Proportional to 6,881.76, 9,496.44 and 3,898.33

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Solution

The fourth proportional to 6,881.76, 9,496.44 and 3,898.33 is: 5,379.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.76 : 9,496.44 = 3,898.33 : x
  2. Step 2: Convert to fraction form
    6,881.76/9,496.44 = 3,898.33/x
  3. Step 3: Cross multiply
    6,881.76x = 9,496.44 × 3,898.33
  4. Step 4: Simplify right side
    6,881.76x = 37,020,233.20
  5. Step 5: Solve for x
    x = 37,020,233.20/6,881.76
  6. Step 6: Final answer
    x = 5,379.47

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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.