Home / 11,371.64-15,692.43-6,335.75

Finding the Fourth Proportional to 11,371.64, 15,692.43 and 6,335.75

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Solution

The fourth proportional to 11,371.64, 15,692.43 and 6,335.75 is: 8,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.64 : 15,692.43 = 6,335.75 : x
  2. Step 2: Convert to fraction form
    11,371.64/15,692.43 = 6,335.75/x
  3. Step 3: Cross multiply
    11,371.64x = 15,692.43 × 6,335.75
  4. Step 4: Simplify right side
    11,371.64x = 99,423,313.37
  5. Step 5: Solve for x
    x = 99,423,313.37/11,371.64
  6. Step 6: Final answer
    x = 8,743.09

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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.