Home / 8,739.37-13,084.62-4,722.36

Finding the Fourth Proportional to 8,739.37, 13,084.62 and 4,722.36

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Solution

The fourth proportional to 8,739.37, 13,084.62 and 4,722.36 is: 7,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.37 : 13,084.62 = 4,722.36 : x
  2. Step 2: Convert to fraction form
    8,739.37/13,084.62 = 4,722.36/x
  3. Step 3: Cross multiply
    8,739.37x = 13,084.62 × 4,722.36
  4. Step 4: Simplify right side
    8,739.37x = 61,790,286.10
  5. Step 5: Solve for x
    x = 61,790,286.10/8,739.37
  6. Step 6: Final answer
    x = 7,070.34

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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.