Home / 4,466.80-6,163.78-2,477.20

Finding the Fourth Proportional to 4,466.80, 6,163.78 and 2,477.20

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Solution

The fourth proportional to 4,466.80, 6,163.78 and 2,477.20 is: 3,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,466.80 : 6,163.78 = 2,477.20 : x
  2. Step 2: Convert to fraction form
    4,466.80/6,163.78 = 2,477.20/x
  3. Step 3: Cross multiply
    4,466.80x = 6,163.78 × 2,477.20
  4. Step 4: Simplify right side
    4,466.80x = 15,268,915.82
  5. Step 5: Solve for x
    x = 15,268,915.82/4,466.80
  6. Step 6: Final answer
    x = 3,418.31

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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.