Home / 9,745.64-13,450.14-5,766.76

Finding the Fourth Proportional to 9,745.64, 13,450.14 and 5,766.76

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Solution

The fourth proportional to 9,745.64, 13,450.14 and 5,766.76 is: 7,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.64 : 13,450.14 = 5,766.76 : x
  2. Step 2: Convert to fraction form
    9,745.64/13,450.14 = 5,766.76/x
  3. Step 3: Cross multiply
    9,745.64x = 13,450.14 × 5,766.76
  4. Step 4: Simplify right side
    9,745.64x = 77,563,647.68
  5. Step 5: Solve for x
    x = 77,563,647.68/9,745.64
  6. Step 6: Final answer
    x = 7,958.80

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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.