Home / 8,851.80-13,258.59-4,164.79

Finding the Fourth Proportional to 8,851.80, 13,258.59 and 4,164.79

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Solution

The fourth proportional to 8,851.80, 13,258.59 and 4,164.79 is: 6,238.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851.80 : 13,258.59 = 4,164.79 : x
  2. Step 2: Convert to fraction form
    8,851.80/13,258.59 = 4,164.79/x
  3. Step 3: Cross multiply
    8,851.80x = 13,258.59 × 4,164.79
  4. Step 4: Simplify right side
    8,851.80x = 55,219,262.81
  5. Step 5: Solve for x
    x = 55,219,262.81/8,851.80
  6. Step 6: Final answer
    x = 6,238.19

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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.