Home / 2,750.06-4,127.12-2,021.60

Finding the Fourth Proportional to 2,750.06, 4,127.12 and 2,021.60

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Solution

The fourth proportional to 2,750.06, 4,127.12 and 2,021.60 is: 3,033.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.06 : 4,127.12 = 2,021.60 : x
  2. Step 2: Convert to fraction form
    2,750.06/4,127.12 = 2,021.60/x
  3. Step 3: Cross multiply
    2,750.06x = 4,127.12 × 2,021.60
  4. Step 4: Simplify right side
    2,750.06x = 8,343,385.79
  5. Step 5: Solve for x
    x = 8,343,385.79/2,750.06
  6. Step 6: Final answer
    x = 3,033.89

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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.