Home / 9,028.15-13,544.04-3,188.86

Finding the Fourth Proportional to 9,028.15, 13,544.04 and 3,188.86

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Solution

The fourth proportional to 9,028.15, 13,544.04 and 3,188.86 is: 4,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.15 : 13,544.04 = 3,188.86 : x
  2. Step 2: Convert to fraction form
    9,028.15/13,544.04 = 3,188.86/x
  3. Step 3: Cross multiply
    9,028.15x = 13,544.04 × 3,188.86
  4. Step 4: Simplify right side
    9,028.15x = 43,190,047.39
  5. Step 5: Solve for x
    x = 43,190,047.39/9,028.15
  6. Step 6: Final answer
    x = 4,783.93

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1.5x scale

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.