Home / 9,039.44-13,546.16-5,135.60

Finding the Fourth Proportional to 9,039.44, 13,546.16 and 5,135.60

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Solution

The fourth proportional to 9,039.44, 13,546.16 and 5,135.60 is: 7,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.44 : 13,546.16 = 5,135.60 : x
  2. Step 2: Convert to fraction form
    9,039.44/13,546.16 = 5,135.60/x
  3. Step 3: Cross multiply
    9,039.44x = 13,546.16 × 5,135.60
  4. Step 4: Simplify right side
    9,039.44x = 69,567,659.30
  5. Step 5: Solve for x
    x = 69,567,659.30/9,039.44
  6. Step 6: Final answer
    x = 7,696.01

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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.