Home / 2,179.54-3,270.14-1,010.10

Finding the Fourth Proportional to 2,179.54, 3,270.14 and 1,010.10

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Solution

The fourth proportional to 2,179.54, 3,270.14 and 1,010.10 is: 1,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.54 : 3,270.14 = 1,010.10 : x
  2. Step 2: Convert to fraction form
    2,179.54/3,270.14 = 1,010.10/x
  3. Step 3: Cross multiply
    2,179.54x = 3,270.14 × 1,010.10
  4. Step 4: Simplify right side
    2,179.54x = 3,303,179.41
  5. Step 5: Solve for x
    x = 3,303,179.41/2,179.54
  6. Step 6: Final answer
    x = 1,515.54

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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.