Home / 9,941.58-13,719.33-5,692.64

Finding the Fourth Proportional to 9,941.58, 13,719.33 and 5,692.64

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Solution

The fourth proportional to 9,941.58, 13,719.33 and 5,692.64 is: 7,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.58 : 13,719.33 = 5,692.64 : x
  2. Step 2: Convert to fraction form
    9,941.58/13,719.33 = 5,692.64/x
  3. Step 3: Cross multiply
    9,941.58x = 13,719.33 × 5,692.64
  4. Step 4: Simplify right side
    9,941.58x = 78,099,138.13
  5. Step 5: Solve for x
    x = 78,099,138.13/9,941.58
  6. Step 6: Final answer
    x = 7,855.81

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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.