Home / 3,477.42-4,797.66-1,984.28

Finding the Fourth Proportional to 3,477.42, 4,797.66 and 1,984.28

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Solution

The fourth proportional to 3,477.42, 4,797.66 and 1,984.28 is: 2,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.42 : 4,797.66 = 1,984.28 : x
  2. Step 2: Convert to fraction form
    3,477.42/4,797.66 = 1,984.28/x
  3. Step 3: Cross multiply
    3,477.42x = 4,797.66 × 1,984.28
  4. Step 4: Simplify right side
    3,477.42x = 9,519,876.80
  5. Step 5: Solve for x
    x = 9,519,876.80/3,477.42
  6. Step 6: Final answer
    x = 2,737.63

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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.