Home / 3,009.19-4,511.48-1,838.98

Finding the Fourth Proportional to 3,009.19, 4,511.48 and 1,838.98

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Solution

The fourth proportional to 3,009.19, 4,511.48 and 1,838.98 is: 2,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.19 : 4,511.48 = 1,838.98 : x
  2. Step 2: Convert to fraction form
    3,009.19/4,511.48 = 1,838.98/x
  3. Step 3: Cross multiply
    3,009.19x = 4,511.48 × 1,838.98
  4. Step 4: Simplify right side
    3,009.19x = 8,296,523.35
  5. Step 5: Solve for x
    x = 8,296,523.35/3,009.19
  6. Step 6: Final answer
    x = 2,757.06

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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.