Home / 7,410.61-11,115.93-3,028.06

Finding the Fourth Proportional to 7,410.61, 11,115.93 and 3,028.06

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Solution

The fourth proportional to 7,410.61, 11,115.93 and 3,028.06 is: 4,542.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.61 : 11,115.93 = 3,028.06 : x
  2. Step 2: Convert to fraction form
    7,410.61/11,115.93 = 3,028.06/x
  3. Step 3: Cross multiply
    7,410.61x = 11,115.93 × 3,028.06
  4. Step 4: Simplify right side
    7,410.61x = 33,659,757.74
  5. Step 5: Solve for x
    x = 33,659,757.74/7,410.61
  6. Step 6: Final answer
    x = 4,542.10

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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.