Home / 4,178.49-6,255.47-2,199.44

Finding the Fourth Proportional to 4,178.49, 6,255.47 and 2,199.44

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Solution

The fourth proportional to 4,178.49, 6,255.47 and 2,199.44 is: 3,292.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,178.49 : 6,255.47 = 2,199.44 : x
  2. Step 2: Convert to fraction form
    4,178.49/6,255.47 = 2,199.44/x
  3. Step 3: Cross multiply
    4,178.49x = 6,255.47 × 2,199.44
  4. Step 4: Simplify right side
    4,178.49x = 13,758,488.66
  5. Step 5: Solve for x
    x = 13,758,488.66/4,178.49
  6. Step 6: Final answer
    x = 3,292.69

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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.