Home / 2,940.03-4,052.30-1,890.27

Finding the Fourth Proportional to 2,940.03, 4,052.30 and 1,890.27

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Solution

The fourth proportional to 2,940.03, 4,052.30 and 1,890.27 is: 2,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.03 : 4,052.30 = 1,890.27 : x
  2. Step 2: Convert to fraction form
    2,940.03/4,052.30 = 1,890.27/x
  3. Step 3: Cross multiply
    2,940.03x = 4,052.30 × 1,890.27
  4. Step 4: Simplify right side
    2,940.03x = 7,659,931.67
  5. Step 5: Solve for x
    x = 7,659,931.67/2,940.03
  6. Step 6: Final answer
    x = 2,605.39

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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.