Home / 8,831.51-13,239.03-2,984.03

Finding the Fourth Proportional to 8,831.51, 13,239.03 and 2,984.03

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Solution

The fourth proportional to 8,831.51, 13,239.03 and 2,984.03 is: 4,473.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.51 : 13,239.03 = 2,984.03 : x
  2. Step 2: Convert to fraction form
    8,831.51/13,239.03 = 2,984.03/x
  3. Step 3: Cross multiply
    8,831.51x = 13,239.03 × 2,984.03
  4. Step 4: Simplify right side
    8,831.51x = 39,505,706.98
  5. Step 5: Solve for x
    x = 39,505,706.98/8,831.51
  6. Step 6: Final answer
    x = 4,473.27

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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.