Home / 10,275.10-15,413.42-3,255.66

Finding the Fourth Proportional to 10,275.10, 15,413.42 and 3,255.66

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Solution

The fourth proportional to 10,275.10, 15,413.42 and 3,255.66 is: 4,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275.10 : 15,413.42 = 3,255.66 : x
  2. Step 2: Convert to fraction form
    10,275.10/15,413.42 = 3,255.66/x
  3. Step 3: Cross multiply
    10,275.10x = 15,413.42 × 3,255.66
  4. Step 4: Simplify right side
    10,275.10x = 50,180,863.10
  5. Step 5: Solve for x
    x = 50,180,863.10/10,275.10
  6. Step 6: Final answer
    x = 4,883.73

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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.