Home / 8,575.59-11,835.37-5,218.75

Finding the Fourth Proportional to 8,575.59, 11,835.37 and 5,218.75

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Solution

The fourth proportional to 8,575.59, 11,835.37 and 5,218.75 is: 7,202.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.59 : 11,835.37 = 5,218.75 : x
  2. Step 2: Convert to fraction form
    8,575.59/11,835.37 = 5,218.75/x
  3. Step 3: Cross multiply
    8,575.59x = 11,835.37 × 5,218.75
  4. Step 4: Simplify right side
    8,575.59x = 61,765,794.55
  5. Step 5: Solve for x
    x = 61,765,794.55/8,575.59
  6. Step 6: Final answer
    x = 7,202.51

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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.