Home / 6,881.09-9,495.26-3,896.35

Finding the Fourth Proportional to 6,881.09, 9,495.26 and 3,896.35

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Solution

The fourth proportional to 6,881.09, 9,495.26 and 3,896.35 is: 5,376.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.09 : 9,495.26 = 3,896.35 : x
  2. Step 2: Convert to fraction form
    6,881.09/9,495.26 = 3,896.35/x
  3. Step 3: Cross multiply
    6,881.09x = 9,495.26 × 3,896.35
  4. Step 4: Simplify right side
    6,881.09x = 36,996,789.34
  5. Step 5: Solve for x
    x = 36,996,789.34/6,881.09
  6. Step 6: Final answer
    x = 5,376.59

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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.