Home / 11,408.64-17,114.58-5,561.25

Finding the Fourth Proportional to 11,408.64, 17,114.58 and 5,561.25

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Solution

The fourth proportional to 11,408.64, 17,114.58 and 5,561.25 is: 8,342.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,408.64 : 17,114.58 = 5,561.25 : x
  2. Step 2: Convert to fraction form
    11,408.64/17,114.58 = 5,561.25/x
  3. Step 3: Cross multiply
    11,408.64x = 17,114.58 × 5,561.25
  4. Step 4: Simplify right side
    11,408.64x = 95,178,458.03
  5. Step 5: Solve for x
    x = 95,178,458.03/11,408.64
  6. Step 6: Final answer
    x = 8,342.66

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1.5x scale

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.