Home / 8,669.51-13,004.33-2,826.12

Finding the Fourth Proportional to 8,669.51, 13,004.33 and 2,826.12

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Solution

The fourth proportional to 8,669.51, 13,004.33 and 2,826.12 is: 4,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.51 : 13,004.33 = 2,826.12 : x
  2. Step 2: Convert to fraction form
    8,669.51/13,004.33 = 2,826.12/x
  3. Step 3: Cross multiply
    8,669.51x = 13,004.33 × 2,826.12
  4. Step 4: Simplify right side
    8,669.51x = 36,751,831.74
  5. Step 5: Solve for x
    x = 36,751,831.74/8,669.51
  6. Step 6: Final answer
    x = 4,239.20

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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.