Home / 8,485.14-11,704.05-5,335.86

Finding the Fourth Proportional to 8,485.14, 11,704.05 and 5,335.86

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Solution

The fourth proportional to 8,485.14, 11,704.05 and 5,335.86 is: 7,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485.14 : 11,704.05 = 5,335.86 : x
  2. Step 2: Convert to fraction form
    8,485.14/11,704.05 = 5,335.86/x
  3. Step 3: Cross multiply
    8,485.14x = 11,704.05 × 5,335.86
  4. Step 4: Simplify right side
    8,485.14x = 62,451,172.23
  5. Step 5: Solve for x
    x = 62,451,172.23/8,485.14
  6. Step 6: Final answer
    x = 7,360.06

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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.