Home / 3,958.50-5,465.01-3,028.74

Finding the Fourth Proportional to 3,958.50, 5,465.01 and 3,028.74

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Solution

The fourth proportional to 3,958.50, 5,465.01 and 3,028.74 is: 4,181.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.50 : 5,465.01 = 3,028.74 : x
  2. Step 2: Convert to fraction form
    3,958.50/5,465.01 = 3,028.74/x
  3. Step 3: Cross multiply
    3,958.50x = 5,465.01 × 3,028.74
  4. Step 4: Simplify right side
    3,958.50x = 16,552,094.39
  5. Step 5: Solve for x
    x = 16,552,094.39/3,958.50
  6. Step 6: Final answer
    x = 4,181.41

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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.