Home / 8,559.91-11,811.83-4,973.93

Finding the Fourth Proportional to 8,559.91, 11,811.83 and 4,973.93

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Solution

The fourth proportional to 8,559.91, 11,811.83 and 4,973.93 is: 6,863.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.91 : 11,811.83 = 4,973.93 : x
  2. Step 2: Convert to fraction form
    8,559.91/11,811.83 = 4,973.93/x
  3. Step 3: Cross multiply
    8,559.91x = 11,811.83 × 4,973.93
  4. Step 4: Simplify right side
    8,559.91x = 58,751,190.72
  5. Step 5: Solve for x
    x = 58,751,190.72/8,559.91
  6. Step 6: Final answer
    x = 6,863.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.