Home / 6,410.80-8,846.94-3,616.48

Finding the Fourth Proportional to 6,410.80, 8,846.94 and 3,616.48

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Solution

The fourth proportional to 6,410.80, 8,846.94 and 3,616.48 is: 4,990.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.80 : 8,846.94 = 3,616.48 : x
  2. Step 2: Convert to fraction form
    6,410.80/8,846.94 = 3,616.48/x
  3. Step 3: Cross multiply
    6,410.80x = 8,846.94 × 3,616.48
  4. Step 4: Simplify right side
    6,410.80x = 31,994,781.57
  5. Step 5: Solve for x
    x = 31,994,781.57/6,410.80
  6. Step 6: Final answer
    x = 4,990.76

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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.