Home / 11,818.01-16,308.69-6,782.33

Finding the Fourth Proportional to 11,818.01, 16,308.69 and 6,782.33

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Solution

The fourth proportional to 11,818.01, 16,308.69 and 6,782.33 is: 9,359.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.01 : 16,308.69 = 6,782.33 : x
  2. Step 2: Convert to fraction form
    11,818.01/16,308.69 = 6,782.33/x
  3. Step 3: Cross multiply
    11,818.01x = 16,308.69 × 6,782.33
  4. Step 4: Simplify right side
    11,818.01x = 110,610,835.90
  5. Step 5: Solve for x
    x = 110,610,835.90/11,818.01
  6. Step 6: Final answer
    x = 9,359.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.