Home / 8,736.16-13,084.56-5,029.60

Finding the Fourth Proportional to 8,736.16, 13,084.56 and 5,029.60

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Solution

The fourth proportional to 8,736.16, 13,084.56 and 5,029.60 is: 7,533.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.16 : 13,084.56 = 5,029.60 : x
  2. Step 2: Convert to fraction form
    8,736.16/13,084.56 = 5,029.60/x
  3. Step 3: Cross multiply
    8,736.16x = 13,084.56 × 5,029.60
  4. Step 4: Simplify right side
    8,736.16x = 65,810,102.98
  5. Step 5: Solve for x
    x = 65,810,102.98/8,736.16
  6. Step 6: Final answer
    x = 7,533.07

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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.