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Finding the Fourth Proportional to 4,850.15, 7,277.95 and 4,813.09

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Solution

The fourth proportional to 4,850.15, 7,277.95 and 4,813.09 is: 7,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.15 : 7,277.95 = 4,813.09 : x
  2. Step 2: Convert to fraction form
    4,850.15/7,277.95 = 4,813.09/x
  3. Step 3: Cross multiply
    4,850.15x = 7,277.95 × 4,813.09
  4. Step 4: Simplify right side
    4,850.15x = 35,029,437.32
  5. Step 5: Solve for x
    x = 35,029,437.32/4,850.15
  6. Step 6: Final answer
    x = 7,222.35

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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.