Home / 3,120.59-4,668.08-2,846.88

Finding the Fourth Proportional to 3,120.59, 4,668.08 and 2,846.88

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Solution

The fourth proportional to 3,120.59, 4,668.08 and 2,846.88 is: 4,258.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120.59 : 4,668.08 = 2,846.88 : x
  2. Step 2: Convert to fraction form
    3,120.59/4,668.08 = 2,846.88/x
  3. Step 3: Cross multiply
    3,120.59x = 4,668.08 × 2,846.88
  4. Step 4: Simplify right side
    3,120.59x = 13,289,449.36
  5. Step 5: Solve for x
    x = 13,289,449.36/3,120.59
  6. Step 6: Final answer
    x = 4,258.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.