Home / 11,447.37-17,178.75-4,051.80

Finding the Fourth Proportional to 11,447.37, 17,178.75 and 4,051.80

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Solution

The fourth proportional to 11,447.37, 17,178.75 and 4,051.80 is: 6,080.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,447.37 : 17,178.75 = 4,051.80 : x
  2. Step 2: Convert to fraction form
    11,447.37/17,178.75 = 4,051.80/x
  3. Step 3: Cross multiply
    11,447.37x = 17,178.75 × 4,051.80
  4. Step 4: Simplify right side
    11,447.37x = 69,604,859.25
  5. Step 5: Solve for x
    x = 69,604,859.25/11,447.37
  6. Step 6: Final answer
    x = 6,080.42

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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.