Home / 8,531.06-11,765.66-5,544.60

Finding the Fourth Proportional to 8,531.06, 11,765.66 and 5,544.60

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Solution

The fourth proportional to 8,531.06, 11,765.66 and 5,544.60 is: 7,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531.06 : 11,765.66 = 5,544.60 : x
  2. Step 2: Convert to fraction form
    8,531.06/11,765.66 = 5,544.60/x
  3. Step 3: Cross multiply
    8,531.06x = 11,765.66 × 5,544.60
  4. Step 4: Simplify right side
    8,531.06x = 65,235,878.44
  5. Step 5: Solve for x
    x = 65,235,878.44/8,531.06
  6. Step 6: Final answer
    x = 7,646.87

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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.