Home / 4,851.12-6,694.56-3,171.50

Finding the Fourth Proportional to 4,851.12, 6,694.56 and 3,171.50

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Solution

The fourth proportional to 4,851.12, 6,694.56 and 3,171.50 is: 4,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.12 : 6,694.56 = 3,171.50 : x
  2. Step 2: Convert to fraction form
    4,851.12/6,694.56 = 3,171.50/x
  3. Step 3: Cross multiply
    4,851.12x = 6,694.56 × 3,171.50
  4. Step 4: Simplify right side
    4,851.12x = 21,231,797.04
  5. Step 5: Solve for x
    x = 21,231,797.04/4,851.12
  6. Step 6: Final answer
    x = 4,376.68

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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.