Home / 2,851.98-4,277.16-1,810.41

Finding the Fourth Proportional to 2,851.98, 4,277.16 and 1,810.41

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Solution

The fourth proportional to 2,851.98, 4,277.16 and 1,810.41 is: 2,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.98 : 4,277.16 = 1,810.41 : x
  2. Step 2: Convert to fraction form
    2,851.98/4,277.16 = 1,810.41/x
  3. Step 3: Cross multiply
    2,851.98x = 4,277.16 × 1,810.41
  4. Step 4: Simplify right side
    2,851.98x = 7,743,413.24
  5. Step 5: Solve for x
    x = 7,743,413.24/2,851.98
  6. Step 6: Final answer
    x = 2,715.10

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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.