Home / 7,396.20-11,015.82-7,360.43

Finding the Fourth Proportional to 7,396.20, 11,015.82 and 7,360.43

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Solution

The fourth proportional to 7,396.20, 11,015.82 and 7,360.43 is: 10,962.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.20 : 11,015.82 = 7,360.43 : x
  2. Step 2: Convert to fraction form
    7,396.20/11,015.82 = 7,360.43/x
  3. Step 3: Cross multiply
    7,396.20x = 11,015.82 × 7,360.43
  4. Step 4: Simplify right side
    7,396.20x = 81,081,116.92
  5. Step 5: Solve for x
    x = 81,081,116.92/7,396.20
  6. Step 6: Final answer
    x = 10,962.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.