Home / 3,985.32-5,500.26-2,413.44

Finding the Fourth Proportional to 3,985.32, 5,500.26 and 2,413.44

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Solution

The fourth proportional to 3,985.32, 5,500.26 and 2,413.44 is: 3,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985.32 : 5,500.26 = 2,413.44 : x
  2. Step 2: Convert to fraction form
    3,985.32/5,500.26 = 2,413.44/x
  3. Step 3: Cross multiply
    3,985.32x = 5,500.26 × 2,413.44
  4. Step 4: Simplify right side
    3,985.32x = 13,274,547.49
  5. Step 5: Solve for x
    x = 13,274,547.49/3,985.32
  6. Step 6: Final answer
    x = 3,330.86

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