Home / 3,753.12-5,630.52-1,413.16

Finding the Fourth Proportional to 3,753.12, 5,630.52 and 1,413.16

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Solution

The fourth proportional to 3,753.12, 5,630.52 and 1,413.16 is: 2,120.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.12 : 5,630.52 = 1,413.16 : x
  2. Step 2: Convert to fraction form
    3,753.12/5,630.52 = 1,413.16/x
  3. Step 3: Cross multiply
    3,753.12x = 5,630.52 × 1,413.16
  4. Step 4: Simplify right side
    3,753.12x = 7,956,825.64
  5. Step 5: Solve for x
    x = 7,956,825.64/3,753.12
  6. Step 6: Final answer
    x = 2,120.06

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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.