Home / 3,407.26-5,110.88-942.07

Finding the Fourth Proportional to 3,407.26, 5,110.88 and 942.07

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Solution

The fourth proportional to 3,407.26, 5,110.88 and 942.07 is: 1,413.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.26 : 5,110.88 = 942.07 : x
  2. Step 2: Convert to fraction form
    3,407.26/5,110.88 = 942.07/x
  3. Step 3: Cross multiply
    3,407.26x = 5,110.88 × 942.07
  4. Step 4: Simplify right side
    3,407.26x = 4,814,806.72
  5. Step 5: Solve for x
    x = 4,814,806.72/3,407.26
  6. Step 6: Final answer
    x = 1,413.10

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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.