Home / 11,371.08-15,692.38-6,266.76

Finding the Fourth Proportional to 11,371.08, 15,692.38 and 6,266.76

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Solution

The fourth proportional to 11,371.08, 15,692.38 and 6,266.76 is: 8,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.08 : 15,692.38 = 6,266.76 : x
  2. Step 2: Convert to fraction form
    11,371.08/15,692.38 = 6,266.76/x
  3. Step 3: Cross multiply
    11,371.08x = 15,692.38 × 6,266.76
  4. Step 4: Simplify right side
    11,371.08x = 98,340,379.29
  5. Step 5: Solve for x
    x = 98,340,379.29/11,371.08
  6. Step 6: Final answer
    x = 8,648.29

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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.