Home / 4,880.28-6,735.78-3,308.88

Finding the Fourth Proportional to 4,880.28, 6,735.78 and 3,308.88

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Solution

The fourth proportional to 4,880.28, 6,735.78 and 3,308.88 is: 4,566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.28 : 6,735.78 = 3,308.88 : x
  2. Step 2: Convert to fraction form
    4,880.28/6,735.78 = 3,308.88/x
  3. Step 3: Cross multiply
    4,880.28x = 6,735.78 × 3,308.88
  4. Step 4: Simplify right side
    4,880.28x = 22,287,887.73
  5. Step 5: Solve for x
    x = 22,287,887.73/4,880.28
  6. Step 6: Final answer
    x = 4,566.93

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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.