Home / 3,094.65-4,635.80-1,861.39

Finding the Fourth Proportional to 3,094.65, 4,635.80 and 1,861.39

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Solution

The fourth proportional to 3,094.65, 4,635.80 and 1,861.39 is: 2,788.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.65 : 4,635.80 = 1,861.39 : x
  2. Step 2: Convert to fraction form
    3,094.65/4,635.80 = 1,861.39/x
  3. Step 3: Cross multiply
    3,094.65x = 4,635.80 × 1,861.39
  4. Step 4: Simplify right side
    3,094.65x = 8,629,031.76
  5. Step 5: Solve for x
    x = 8,629,031.76/3,094.65
  6. Step 6: Final answer
    x = 2,788.37

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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.