Home / 4,872.99-6,725.34-3,195.80

Finding the Fourth Proportional to 4,872.99, 6,725.34 and 3,195.80

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Solution

The fourth proportional to 4,872.99, 6,725.34 and 3,195.80 is: 4,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.99 : 6,725.34 = 3,195.80 : x
  2. Step 2: Convert to fraction form
    4,872.99/6,725.34 = 3,195.80/x
  3. Step 3: Cross multiply
    4,872.99x = 6,725.34 × 3,195.80
  4. Step 4: Simplify right side
    4,872.99x = 21,492,807.95
  5. Step 5: Solve for x
    x = 21,492,807.95/4,872.99
  6. Step 6: Final answer
    x = 4,410.60

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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.