Home / 5,909.34-8,862.77-2,620.34

Finding the Fourth Proportional to 5,909.34, 8,862.77 and 2,620.34

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Solution

The fourth proportional to 5,909.34, 8,862.77 and 2,620.34 is: 3,929.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.34 : 8,862.77 = 2,620.34 : x
  2. Step 2: Convert to fraction form
    5,909.34/8,862.77 = 2,620.34/x
  3. Step 3: Cross multiply
    5,909.34x = 8,862.77 × 2,620.34
  4. Step 4: Simplify right side
    5,909.34x = 23,223,413.33
  5. Step 5: Solve for x
    x = 23,223,413.33/5,909.34
  6. Step 6: Final answer
    x = 3,929.95

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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.