Home / 2,946.31-4,413.63-1,776.62

Finding the Fourth Proportional to 2,946.31, 4,413.63 and 1,776.62

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Solution

The fourth proportional to 2,946.31, 4,413.63 and 1,776.62 is: 2,661.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.31 : 4,413.63 = 1,776.62 : x
  2. Step 2: Convert to fraction form
    2,946.31/4,413.63 = 1,776.62/x
  3. Step 3: Cross multiply
    2,946.31x = 4,413.63 × 1,776.62
  4. Step 4: Simplify right side
    2,946.31x = 7,841,343.33
  5. Step 5: Solve for x
    x = 7,841,343.33/2,946.31
  6. Step 6: Final answer
    x = 2,661.41

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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.