Home / 4,725.12-7,087.86-2,413.92

Finding the Fourth Proportional to 4,725.12, 7,087.86 and 2,413.92

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Solution

The fourth proportional to 4,725.12, 7,087.86 and 2,413.92 is: 3,620.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.12 : 7,087.86 = 2,413.92 : x
  2. Step 2: Convert to fraction form
    4,725.12/7,087.86 = 2,413.92/x
  3. Step 3: Cross multiply
    4,725.12x = 7,087.86 × 2,413.92
  4. Step 4: Simplify right side
    4,725.12x = 17,109,527.01
  5. Step 5: Solve for x
    x = 17,109,527.01/4,725.12
  6. Step 6: Final answer
    x = 3,620.97

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1.5x scale

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.