Home / 7,153.04-10,714.98-2,991.36

Finding the Fourth Proportional to 7,153.04, 10,714.98 and 2,991.36

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Solution

The fourth proportional to 7,153.04, 10,714.98 and 2,991.36 is: 4,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.04 : 10,714.98 = 2,991.36 : x
  2. Step 2: Convert to fraction form
    7,153.04/10,714.98 = 2,991.36/x
  3. Step 3: Cross multiply
    7,153.04x = 10,714.98 × 2,991.36
  4. Step 4: Simplify right side
    7,153.04x = 32,052,413.97
  5. Step 5: Solve for x
    x = 32,052,413.97/7,153.04
  6. Step 6: Final answer
    x = 4,480.95

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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.