Home / 6,413.38-9,622.80-2,256.26

Finding the Fourth Proportional to 6,413.38, 9,622.80 and 2,256.26

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Solution

The fourth proportional to 6,413.38, 9,622.80 and 2,256.26 is: 3,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.38 : 9,622.80 = 2,256.26 : x
  2. Step 2: Convert to fraction form
    6,413.38/9,622.80 = 2,256.26/x
  3. Step 3: Cross multiply
    6,413.38x = 9,622.80 × 2,256.26
  4. Step 4: Simplify right side
    6,413.38x = 21,711,490.61
  5. Step 5: Solve for x
    x = 21,711,490.61/6,413.38
  6. Step 6: Final answer
    x = 3,385.34

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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.