Home / 10,907.36-16,360.96-2,699.36

Finding the Fourth Proportional to 10,907.36, 16,360.96 and 2,699.36

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Solution

The fourth proportional to 10,907.36, 16,360.96 and 2,699.36 is: 4,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.36 : 16,360.96 = 2,699.36 : x
  2. Step 2: Convert to fraction form
    10,907.36/16,360.96 = 2,699.36/x
  3. Step 3: Cross multiply
    10,907.36x = 16,360.96 × 2,699.36
  4. Step 4: Simplify right side
    10,907.36x = 44,164,120.99
  5. Step 5: Solve for x
    x = 44,164,120.99/10,907.36
  6. Step 6: Final answer
    x = 4,049.02

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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.