Home / 11,973.93-17,961.08-4,578.77

Finding the Fourth Proportional to 11,973.93, 17,961.08 and 4,578.77

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Solution

The fourth proportional to 11,973.93, 17,961.08 and 4,578.77 is: 6,868.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.93 : 17,961.08 = 4,578.77 : x
  2. Step 2: Convert to fraction form
    11,973.93/17,961.08 = 4,578.77/x
  3. Step 3: Cross multiply
    11,973.93x = 17,961.08 × 4,578.77
  4. Step 4: Simplify right side
    11,973.93x = 82,239,541.57
  5. Step 5: Solve for x
    x = 82,239,541.57/11,973.93
  6. Step 6: Final answer
    x = 6,868.22

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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.