Home / 5,619.70-8,413.23-3,272.55

Finding the Fourth Proportional to 5,619.70, 8,413.23 and 3,272.55

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Solution

The fourth proportional to 5,619.70, 8,413.23 and 3,272.55 is: 4,899.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.70 : 8,413.23 = 3,272.55 : x
  2. Step 2: Convert to fraction form
    5,619.70/8,413.23 = 3,272.55/x
  3. Step 3: Cross multiply
    5,619.70x = 8,413.23 × 3,272.55
  4. Step 4: Simplify right side
    5,619.70x = 27,532,715.84
  5. Step 5: Solve for x
    x = 27,532,715.84/5,619.70
  6. Step 6: Final answer
    x = 4,899.32

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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.