Home / 9,765.24-14,648.55-3,921.85

Finding the Fourth Proportional to 9,765.24, 14,648.55 and 3,921.85

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Solution

The fourth proportional to 9,765.24, 14,648.55 and 3,921.85 is: 5,883.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,765.24 : 14,648.55 = 3,921.85 : x
  2. Step 2: Convert to fraction form
    9,765.24/14,648.55 = 3,921.85/x
  3. Step 3: Cross multiply
    9,765.24x = 14,648.55 × 3,921.85
  4. Step 4: Simplify right side
    9,765.24x = 57,449,396.21
  5. Step 5: Solve for x
    x = 57,449,396.21/9,765.24
  6. Step 6: Final answer
    x = 5,883.05

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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.