Home / 3,617.44-5,413.20-3,132.16

Finding the Fourth Proportional to 3,617.44, 5,413.20 and 3,132.16

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Solution

The fourth proportional to 3,617.44, 5,413.20 and 3,132.16 is: 4,687.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.44 : 5,413.20 = 3,132.16 : x
  2. Step 2: Convert to fraction form
    3,617.44/5,413.20 = 3,132.16/x
  3. Step 3: Cross multiply
    3,617.44x = 5,413.20 × 3,132.16
  4. Step 4: Simplify right side
    3,617.44x = 16,955,008.51
  5. Step 5: Solve for x
    x = 16,955,008.51/3,617.44
  6. Step 6: Final answer
    x = 4,687.02

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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.