Home / 4,413.14-6,615.46-1,639.06

Finding the Fourth Proportional to 4,413.14, 6,615.46 and 1,639.06

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Solution

The fourth proportional to 4,413.14, 6,615.46 and 1,639.06 is: 2,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.14 : 6,615.46 = 1,639.06 : x
  2. Step 2: Convert to fraction form
    4,413.14/6,615.46 = 1,639.06/x
  3. Step 3: Cross multiply
    4,413.14x = 6,615.46 × 1,639.06
  4. Step 4: Simplify right side
    4,413.14x = 10,843,135.87
  5. Step 5: Solve for x
    x = 10,843,135.87/4,413.14
  6. Step 6: Final answer
    x = 2,457.01

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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.