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Finding the Fourth Proportional to 7,788.03, 10,745.84 and 4,954.38

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Solution

The fourth proportional to 7,788.03, 10,745.84 and 4,954.38 is: 6,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788.03 : 10,745.84 = 4,954.38 : x
  2. Step 2: Convert to fraction form
    7,788.03/10,745.84 = 4,954.38/x
  3. Step 3: Cross multiply
    7,788.03x = 10,745.84 × 4,954.38
  4. Step 4: Simplify right side
    7,788.03x = 53,238,974.78
  5. Step 5: Solve for x
    x = 53,238,974.78/7,788.03
  6. Step 6: Final answer
    x = 6,836.00

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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.