Home / 6,881.22-9,496.26-3,897.18

Finding the Fourth Proportional to 6,881.22, 9,496.26 and 3,897.18

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Solution

The fourth proportional to 6,881.22, 9,496.26 and 3,897.18 is: 5,378.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.22 : 9,496.26 = 3,897.18 : x
  2. Step 2: Convert to fraction form
    6,881.22/9,496.26 = 3,897.18/x
  3. Step 3: Cross multiply
    6,881.22x = 9,496.26 × 3,897.18
  4. Step 4: Simplify right side
    6,881.22x = 37,008,634.55
  5. Step 5: Solve for x
    x = 37,008,634.55/6,881.22
  6. Step 6: Final answer
    x = 5,378.21

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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.