Home / 9,181.16-13,771.26-5,383.91

Finding the Fourth Proportional to 9,181.16, 13,771.26 and 5,383.91

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Solution

The fourth proportional to 9,181.16, 13,771.26 and 5,383.91 is: 8,075.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.16 : 13,771.26 = 5,383.91 : x
  2. Step 2: Convert to fraction form
    9,181.16/13,771.26 = 5,383.91/x
  3. Step 3: Cross multiply
    9,181.16x = 13,771.26 × 5,383.91
  4. Step 4: Simplify right side
    9,181.16x = 74,143,155.57
  5. Step 5: Solve for x
    x = 74,143,155.57/9,181.16
  6. Step 6: Final answer
    x = 8,075.58

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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.