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Finding the Fourth Proportional to 4,785.73, 6,603.28 and 2,795.38

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Solution

The fourth proportional to 4,785.73, 6,603.28 and 2,795.38 is: 3,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.73 : 6,603.28 = 2,795.38 : x
  2. Step 2: Convert to fraction form
    4,785.73/6,603.28 = 2,795.38/x
  3. Step 3: Cross multiply
    4,785.73x = 6,603.28 × 2,795.38
  4. Step 4: Simplify right side
    4,785.73x = 18,458,653.35
  5. Step 5: Solve for x
    x = 18,458,653.35/4,785.73
  6. Step 6: Final answer
    x = 3,857.02

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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.