Home / 9,287.86-13,936.58-6,170.02

Finding the Fourth Proportional to 9,287.86, 13,936.58 and 6,170.02

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Solution

The fourth proportional to 9,287.86, 13,936.58 and 6,170.02 is: 9,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.86 : 13,936.58 = 6,170.02 : x
  2. Step 2: Convert to fraction form
    9,287.86/13,936.58 = 6,170.02/x
  3. Step 3: Cross multiply
    9,287.86x = 13,936.58 × 6,170.02
  4. Step 4: Simplify right side
    9,287.86x = 85,988,977.33
  5. Step 5: Solve for x
    x = 85,988,977.33/9,287.86
  6. Step 6: Final answer
    x = 9,258.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.