Home / 5,274.78-7,277.09-3,035.44

Finding the Fourth Proportional to 5,274.78, 7,277.09 and 3,035.44

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Solution

The fourth proportional to 5,274.78, 7,277.09 and 3,035.44 is: 4,187.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.78 : 7,277.09 = 3,035.44 : x
  2. Step 2: Convert to fraction form
    5,274.78/7,277.09 = 3,035.44/x
  3. Step 3: Cross multiply
    5,274.78x = 7,277.09 × 3,035.44
  4. Step 4: Simplify right side
    5,274.78x = 22,089,163.99
  5. Step 5: Solve for x
    x = 22,089,163.99/5,274.78
  6. Step 6: Final answer
    x = 4,187.70

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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.