Home / 6,940.26-10,413.63-4,341.78

Finding the Fourth Proportional to 6,940.26, 10,413.63 and 4,341.78

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Solution

The fourth proportional to 6,940.26, 10,413.63 and 4,341.78 is: 6,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.26 : 10,413.63 = 4,341.78 : x
  2. Step 2: Convert to fraction form
    6,940.26/10,413.63 = 4,341.78/x
  3. Step 3: Cross multiply
    6,940.26x = 10,413.63 × 4,341.78
  4. Step 4: Simplify right side
    6,940.26x = 45,213,690.46
  5. Step 5: Solve for x
    x = 45,213,690.46/6,940.26
  6. Step 6: Final answer
    x = 6,514.70

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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.