Home / 7,207.26-10,811.48-2,275.57

Finding the Fourth Proportional to 7,207.26, 10,811.48 and 2,275.57

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Solution

The fourth proportional to 7,207.26, 10,811.48 and 2,275.57 is: 3,413.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.26 : 10,811.48 = 2,275.57 : x
  2. Step 2: Convert to fraction form
    7,207.26/10,811.48 = 2,275.57/x
  3. Step 3: Cross multiply
    7,207.26x = 10,811.48 × 2,275.57
  4. Step 4: Simplify right side
    7,207.26x = 24,602,279.54
  5. Step 5: Solve for x
    x = 24,602,279.54/7,207.26
  6. Step 6: Final answer
    x = 3,413.54

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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.