Home / 8,986.03-13,485.29-3,721.07

Finding the Fourth Proportional to 8,986.03, 13,485.29 and 3,721.07

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Solution

The fourth proportional to 8,986.03, 13,485.29 and 3,721.07 is: 5,584.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.03 : 13,485.29 = 3,721.07 : x
  2. Step 2: Convert to fraction form
    8,986.03/13,485.29 = 3,721.07/x
  3. Step 3: Cross multiply
    8,986.03x = 13,485.29 × 3,721.07
  4. Step 4: Simplify right side
    8,986.03x = 50,179,708.06
  5. Step 5: Solve for x
    x = 50,179,708.06/8,986.03
  6. Step 6: Final answer
    x = 5,584.19

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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.