Home / 6,009.39-9,014.09-2,112.90

Finding the Fourth Proportional to 6,009.39, 9,014.09 and 2,112.90

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Solution

The fourth proportional to 6,009.39, 9,014.09 and 2,112.90 is: 3,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,009.39 : 9,014.09 = 2,112.90 : x
  2. Step 2: Convert to fraction form
    6,009.39/9,014.09 = 2,112.90/x
  3. Step 3: Cross multiply
    6,009.39x = 9,014.09 × 2,112.90
  4. Step 4: Simplify right side
    6,009.39x = 19,045,860.20
  5. Step 5: Solve for x
    x = 19,045,860.20/6,009.39
  6. Step 6: Final answer
    x = 3,169.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.