Home / 5,918.36-8,881.50-2,455.61

Finding the Fourth Proportional to 5,918.36, 8,881.50 and 2,455.61

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Solution

The fourth proportional to 5,918.36, 8,881.50 and 2,455.61 is: 3,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.36 : 8,881.50 = 2,455.61 : x
  2. Step 2: Convert to fraction form
    5,918.36/8,881.50 = 2,455.61/x
  3. Step 3: Cross multiply
    5,918.36x = 8,881.50 × 2,455.61
  4. Step 4: Simplify right side
    5,918.36x = 21,809,500.22
  5. Step 5: Solve for x
    x = 21,809,500.22/5,918.36
  6. Step 6: Final answer
    x = 3,685.06

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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.