Home / 4,855.49-7,277.36-3,447.70

Finding the Fourth Proportional to 4,855.49, 7,277.36 and 3,447.70

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Solution

The fourth proportional to 4,855.49, 7,277.36 and 3,447.70 is: 5,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.49 : 7,277.36 = 3,447.70 : x
  2. Step 2: Convert to fraction form
    4,855.49/7,277.36 = 3,447.70/x
  3. Step 3: Cross multiply
    4,855.49x = 7,277.36 × 3,447.70
  4. Step 4: Simplify right side
    4,855.49x = 25,090,154.07
  5. Step 5: Solve for x
    x = 25,090,154.07/4,855.49
  6. Step 6: Final answer
    x = 5,167.38

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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.