Home / 4,413.42-6,618.51-1,816.56

Finding the Fourth Proportional to 4,413.42, 6,618.51 and 1,816.56

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Solution

The fourth proportional to 4,413.42, 6,618.51 and 1,816.56 is: 2,724.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.42 : 6,618.51 = 1,816.56 : x
  2. Step 2: Convert to fraction form
    4,413.42/6,618.51 = 1,816.56/x
  3. Step 3: Cross multiply
    4,413.42x = 6,618.51 × 1,816.56
  4. Step 4: Simplify right side
    4,413.42x = 12,022,920.53
  5. Step 5: Solve for x
    x = 12,022,920.53/4,413.42
  6. Step 6: Final answer
    x = 2,724.17

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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.