Home / 4,413.75-6,618.52-2,565.40

Finding the Fourth Proportional to 4,413.75, 6,618.52 and 2,565.40

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Solution

The fourth proportional to 4,413.75, 6,618.52 and 2,565.40 is: 3,846.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.75 : 6,618.52 = 2,565.40 : x
  2. Step 2: Convert to fraction form
    4,413.75/6,618.52 = 2,565.40/x
  3. Step 3: Cross multiply
    4,413.75x = 6,618.52 × 2,565.40
  4. Step 4: Simplify right side
    4,413.75x = 16,979,135.27
  5. Step 5: Solve for x
    x = 16,979,135.27/4,413.75
  6. Step 6: Final answer
    x = 3,846.87

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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.