Home / 8,144.18-11,239.43-4,559.05

Finding the Fourth Proportional to 8,144.18, 11,239.43 and 4,559.05

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Solution

The fourth proportional to 8,144.18, 11,239.43 and 4,559.05 is: 6,291.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144.18 : 11,239.43 = 4,559.05 : x
  2. Step 2: Convert to fraction form
    8,144.18/11,239.43 = 4,559.05/x
  3. Step 3: Cross multiply
    8,144.18x = 11,239.43 × 4,559.05
  4. Step 4: Simplify right side
    8,144.18x = 51,241,114.60
  5. Step 5: Solve for x
    x = 51,241,114.60/8,144.18
  6. Step 6: Final answer
    x = 6,291.75

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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.