Home / 4,880.62-6,735.09-2,784.34

Finding the Fourth Proportional to 4,880.62, 6,735.09 and 2,784.34

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Solution

The fourth proportional to 4,880.62, 6,735.09 and 2,784.34 is: 3,842.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.62 : 6,735.09 = 2,784.34 : x
  2. Step 2: Convert to fraction form
    4,880.62/6,735.09 = 2,784.34/x
  3. Step 3: Cross multiply
    4,880.62x = 6,735.09 × 2,784.34
  4. Step 4: Simplify right side
    4,880.62x = 18,752,780.49
  5. Step 5: Solve for x
    x = 18,752,780.49/4,880.62
  6. Step 6: Final answer
    x = 3,842.29

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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.