Home / 8,021.44-11,069.38-4,387.35

Finding the Fourth Proportional to 8,021.44, 11,069.38 and 4,387.35

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Solution

The fourth proportional to 8,021.44, 11,069.38 and 4,387.35 is: 6,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.44 : 11,069.38 = 4,387.35 : x
  2. Step 2: Convert to fraction form
    8,021.44/11,069.38 = 4,387.35/x
  3. Step 3: Cross multiply
    8,021.44x = 11,069.38 × 4,387.35
  4. Step 4: Simplify right side
    8,021.44x = 48,565,204.39
  5. Step 5: Solve for x
    x = 48,565,204.39/8,021.44
  6. Step 6: Final answer
    x = 6,054.43

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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.