Home / 9,918.24-14,879.40-3,255.24

Finding the Fourth Proportional to 9,918.24, 14,879.40 and 3,255.24

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Solution

The fourth proportional to 9,918.24, 14,879.40 and 3,255.24 is: 4,883.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918.24 : 14,879.40 = 3,255.24 : x
  2. Step 2: Convert to fraction form
    9,918.24/14,879.40 = 3,255.24/x
  3. Step 3: Cross multiply
    9,918.24x = 14,879.40 × 3,255.24
  4. Step 4: Simplify right side
    9,918.24x = 48,436,018.06
  5. Step 5: Solve for x
    x = 48,436,018.06/9,918.24
  6. Step 6: Final answer
    x = 4,883.53

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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.