Home / 8,664.14-11,958.36-5,475.41

Finding the Fourth Proportional to 8,664.14, 11,958.36 and 5,475.41

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Solution

The fourth proportional to 8,664.14, 11,958.36 and 5,475.41 is: 7,557.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664.14 : 11,958.36 = 5,475.41 : x
  2. Step 2: Convert to fraction form
    8,664.14/11,958.36 = 5,475.41/x
  3. Step 3: Cross multiply
    8,664.14x = 11,958.36 × 5,475.41
  4. Step 4: Simplify right side
    8,664.14x = 65,476,884.67
  5. Step 5: Solve for x
    x = 65,476,884.67/8,664.14
  6. Step 6: Final answer
    x = 7,557.23

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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.