Home / 4,776.77-7,161.44-2,276.66

Finding the Fourth Proportional to 4,776.77, 7,161.44 and 2,276.66

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Solution

The fourth proportional to 4,776.77, 7,161.44 and 2,276.66 is: 3,413.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.77 : 7,161.44 = 2,276.66 : x
  2. Step 2: Convert to fraction form
    4,776.77/7,161.44 = 2,276.66/x
  3. Step 3: Cross multiply
    4,776.77x = 7,161.44 × 2,276.66
  4. Step 4: Simplify right side
    4,776.77x = 16,304,187.59
  5. Step 5: Solve for x
    x = 16,304,187.59/4,776.77
  6. Step 6: Final answer
    x = 3,413.22

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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.