Home / 9,879.26-14,821.30-2,953.76

Finding the Fourth Proportional to 9,879.26, 14,821.30 and 2,953.76

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Solution

The fourth proportional to 9,879.26, 14,821.30 and 2,953.76 is: 4,431.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879.26 : 14,821.30 = 2,953.76 : x
  2. Step 2: Convert to fraction form
    9,879.26/14,821.30 = 2,953.76/x
  3. Step 3: Cross multiply
    9,879.26x = 14,821.30 × 2,953.76
  4. Step 4: Simplify right side
    9,879.26x = 43,778,563.09
  5. Step 5: Solve for x
    x = 43,778,563.09/9,879.26
  6. Step 6: Final answer
    x = 4,431.36

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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.