Home / 5,931.45-8,186.22-3,413.51

Finding the Fourth Proportional to 5,931.45, 8,186.22 and 3,413.51

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Solution

The fourth proportional to 5,931.45, 8,186.22 and 3,413.51 is: 4,711.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.45 : 8,186.22 = 3,413.51 : x
  2. Step 2: Convert to fraction form
    5,931.45/8,186.22 = 3,413.51/x
  3. Step 3: Cross multiply
    5,931.45x = 8,186.22 × 3,413.51
  4. Step 4: Simplify right side
    5,931.45x = 27,943,764.30
  5. Step 5: Solve for x
    x = 27,943,764.30/5,931.45
  6. Step 6: Final answer
    x = 4,711.12

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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.