Home / 3,511.45-4,843.65-2,094.15

Finding the Fourth Proportional to 3,511.45, 4,843.65 and 2,094.15

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Solution

The fourth proportional to 3,511.45, 4,843.65 and 2,094.15 is: 2,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.45 : 4,843.65 = 2,094.15 : x
  2. Step 2: Convert to fraction form
    3,511.45/4,843.65 = 2,094.15/x
  3. Step 3: Cross multiply
    3,511.45x = 4,843.65 × 2,094.15
  4. Step 4: Simplify right side
    3,511.45x = 10,143,343.88
  5. Step 5: Solve for x
    x = 10,143,343.88/3,511.45
  6. Step 6: Final answer
    x = 2,888.65

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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.