Home / 2,733.90-4,098.75-1,271.99

Finding the Fourth Proportional to 2,733.90, 4,098.75 and 1,271.99

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Solution

The fourth proportional to 2,733.90, 4,098.75 and 1,271.99 is: 1,907.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.90 : 4,098.75 = 1,271.99 : x
  2. Step 2: Convert to fraction form
    2,733.90/4,098.75 = 1,271.99/x
  3. Step 3: Cross multiply
    2,733.90x = 4,098.75 × 1,271.99
  4. Step 4: Simplify right side
    2,733.90x = 5,213,548.52
  5. Step 5: Solve for x
    x = 5,213,548.52/2,733.90
  6. Step 6: Final answer
    x = 1,907.00

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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.