Home / 5,609.21-8,413.80-2,646.67

Finding the Fourth Proportional to 5,609.21, 8,413.80 and 2,646.67

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Solution

The fourth proportional to 5,609.21, 8,413.80 and 2,646.67 is: 3,970.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.21 : 8,413.80 = 2,646.67 : x
  2. Step 2: Convert to fraction form
    5,609.21/8,413.80 = 2,646.67/x
  3. Step 3: Cross multiply
    5,609.21x = 8,413.80 × 2,646.67
  4. Step 4: Simplify right side
    5,609.21x = 22,268,552.05
  5. Step 5: Solve for x
    x = 22,268,552.05/5,609.21
  6. Step 6: Final answer
    x = 3,970.00

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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.