Home / 4,649.19-6,413.79-2,760.86

Finding the Fourth Proportional to 4,649.19, 6,413.79 and 2,760.86

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Solution

The fourth proportional to 4,649.19, 6,413.79 and 2,760.86 is: 3,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.19 : 6,413.79 = 2,760.86 : x
  2. Step 2: Convert to fraction form
    4,649.19/6,413.79 = 2,760.86/x
  3. Step 3: Cross multiply
    4,649.19x = 6,413.79 × 2,760.86
  4. Step 4: Simplify right side
    4,649.19x = 17,707,544.19
  5. Step 5: Solve for x
    x = 17,707,544.19/4,649.19
  6. Step 6: Final answer
    x = 3,808.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.