Home / 4,159.21-6,220.58-3,619.75

Finding the Fourth Proportional to 4,159.21, 6,220.58 and 3,619.75

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Solution

The fourth proportional to 4,159.21, 6,220.58 and 3,619.75 is: 5,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.21 : 6,220.58 = 3,619.75 : x
  2. Step 2: Convert to fraction form
    4,159.21/6,220.58 = 3,619.75/x
  3. Step 3: Cross multiply
    4,159.21x = 6,220.58 × 3,619.75
  4. Step 4: Simplify right side
    4,159.21x = 22,516,944.46
  5. Step 5: Solve for x
    x = 22,516,944.46/4,159.21
  6. Step 6: Final answer
    x = 5,413.76

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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.