Home / 8,235.55-11,367.21-5,089.96

Finding the Fourth Proportional to 8,235.55, 11,367.21 and 5,089.96

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Solution

The fourth proportional to 8,235.55, 11,367.21 and 5,089.96 is: 7,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.55 : 11,367.21 = 5,089.96 : x
  2. Step 2: Convert to fraction form
    8,235.55/11,367.21 = 5,089.96/x
  3. Step 3: Cross multiply
    8,235.55x = 11,367.21 × 5,089.96
  4. Step 4: Simplify right side
    8,235.55x = 57,858,644.21
  5. Step 5: Solve for x
    x = 57,858,644.21/8,235.55
  6. Step 6: Final answer
    x = 7,025.47

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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.