Home / 11,745.05-16,207.03-7,029.23

Finding the Fourth Proportional to 11,745.05, 16,207.03 and 7,029.23

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Solution

The fourth proportional to 11,745.05, 16,207.03 and 7,029.23 is: 9,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.05 : 16,207.03 = 7,029.23 : x
  2. Step 2: Convert to fraction form
    11,745.05/16,207.03 = 7,029.23/x
  3. Step 3: Cross multiply
    11,745.05x = 16,207.03 × 7,029.23
  4. Step 4: Simplify right side
    11,745.05x = 113,922,941.49
  5. Step 5: Solve for x
    x = 113,922,941.49/11,745.05
  6. Step 6: Final answer
    x = 9,699.66

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1.5x scale

Why These Related Problems?

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