Home / 7,361.10-11,025.45-6,540.30

Finding the Fourth Proportional to 7,361.10, 11,025.45 and 6,540.30

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Solution

The fourth proportional to 7,361.10, 11,025.45 and 6,540.30 is: 9,796.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,361.10 : 11,025.45 = 6,540.30 : x
  2. Step 2: Convert to fraction form
    7,361.10/11,025.45 = 6,540.30/x
  3. Step 3: Cross multiply
    7,361.10x = 11,025.45 × 6,540.30
  4. Step 4: Simplify right side
    7,361.10x = 72,109,750.64
  5. Step 5: Solve for x
    x = 72,109,750.64/7,361.10
  6. Step 6: Final answer
    x = 9,796.06

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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.