Home / 4,880.52-6,731.88-3,114.36

Finding the Fourth Proportional to 4,880.52, 6,731.88 and 3,114.36

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Solution

The fourth proportional to 4,880.52, 6,731.88 and 3,114.36 is: 4,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.52 : 6,731.88 = 3,114.36 : x
  2. Step 2: Convert to fraction form
    4,880.52/6,731.88 = 3,114.36/x
  3. Step 3: Cross multiply
    4,880.52x = 6,731.88 × 3,114.36
  4. Step 4: Simplify right side
    4,880.52x = 20,965,497.80
  5. Step 5: Solve for x
    x = 20,965,497.80/4,880.52
  6. Step 6: Final answer
    x = 4,295.75

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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.