Home / 7,396.05-11,087.60-2,782.29

Finding the Fourth Proportional to 7,396.05, 11,087.60 and 2,782.29

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Solution

The fourth proportional to 7,396.05, 11,087.60 and 2,782.29 is: 4,171.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.05 : 11,087.60 = 2,782.29 : x
  2. Step 2: Convert to fraction form
    7,396.05/11,087.60 = 2,782.29/x
  3. Step 3: Cross multiply
    7,396.05x = 11,087.60 × 2,782.29
  4. Step 4: Simplify right side
    7,396.05x = 30,848,918.60
  5. Step 5: Solve for x
    x = 30,848,918.60/7,396.05
  6. Step 6: Final answer
    x = 4,171.00

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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.