Home / 3,274.81-4,519.35-1,858.50

Finding the Fourth Proportional to 3,274.81, 4,519.35 and 1,858.50

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Solution

The fourth proportional to 3,274.81, 4,519.35 and 1,858.50 is: 2,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.81 : 4,519.35 = 1,858.50 : x
  2. Step 2: Convert to fraction form
    3,274.81/4,519.35 = 1,858.50/x
  3. Step 3: Cross multiply
    3,274.81x = 4,519.35 × 1,858.50
  4. Step 4: Simplify right side
    3,274.81x = 8,399,211.98
  5. Step 5: Solve for x
    x = 8,399,211.98/3,274.81
  6. Step 6: Final answer
    x = 2,564.80

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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.