Home / 5,413.28-8,119.46-1,714.97

Finding the Fourth Proportional to 5,413.28, 8,119.46 and 1,714.97

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Solution

The fourth proportional to 5,413.28, 8,119.46 and 1,714.97 is: 2,572.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413.28 : 8,119.46 = 1,714.97 : x
  2. Step 2: Convert to fraction form
    5,413.28/8,119.46 = 1,714.97/x
  3. Step 3: Cross multiply
    5,413.28x = 8,119.46 × 1,714.97
  4. Step 4: Simplify right side
    5,413.28x = 13,924,630.32
  5. Step 5: Solve for x
    x = 13,924,630.32/5,413.28
  6. Step 6: Final answer
    x = 2,572.31

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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.