Home / 2,791.04-4,186.98-942.01

Finding the Fourth Proportional to 2,791.04, 4,186.98 and 942.01

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Solution

The fourth proportional to 2,791.04, 4,186.98 and 942.01 is: 1,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.04 : 4,186.98 = 942.01 : x
  2. Step 2: Convert to fraction form
    2,791.04/4,186.98 = 942.01/x
  3. Step 3: Cross multiply
    2,791.04x = 4,186.98 × 942.01
  4. Step 4: Simplify right side
    2,791.04x = 3,944,166.56
  5. Step 5: Solve for x
    x = 3,944,166.56/2,791.04
  6. Step 6: Final answer
    x = 1,413.16

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1.5x scale

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.