Home / 5,413.27-8,123.15-1,950.79

Finding the Fourth Proportional to 5,413.27, 8,123.15 and 1,950.79

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Solution

The fourth proportional to 5,413.27, 8,123.15 and 1,950.79 is: 2,927.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.27 : 8,123.15 = 1,950.79 : x
  2. Step 2: Convert to fraction form
    5,413.27/8,123.15 = 1,950.79/x
  3. Step 3: Cross multiply
    5,413.27x = 8,123.15 × 1,950.79
  4. Step 4: Simplify right side
    5,413.27x = 15,846,559.79
  5. Step 5: Solve for x
    x = 15,846,559.79/5,413.27
  6. Step 6: Final answer
    x = 2,927.35

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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.