Home / 6,413.19-8,850.56-3,580.59

Finding the Fourth Proportional to 6,413.19, 8,850.56 and 3,580.59

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Solution

The fourth proportional to 6,413.19, 8,850.56 and 3,580.59 is: 4,941.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.19 : 8,850.56 = 3,580.59 : x
  2. Step 2: Convert to fraction form
    6,413.19/8,850.56 = 3,580.59/x
  3. Step 3: Cross multiply
    6,413.19x = 8,850.56 × 3,580.59
  4. Step 4: Simplify right side
    6,413.19x = 31,690,226.63
  5. Step 5: Solve for x
    x = 31,690,226.63/6,413.19
  6. Step 6: Final answer
    x = 4,941.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.