Home / 9,511.24-13,126.50-5,974.60

Finding the Fourth Proportional to 9,511.24, 13,126.50 and 5,974.60

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Solution

The fourth proportional to 9,511.24, 13,126.50 and 5,974.60 is: 8,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.24 : 13,126.50 = 5,974.60 : x
  2. Step 2: Convert to fraction form
    9,511.24/13,126.50 = 5,974.60/x
  3. Step 3: Cross multiply
    9,511.24x = 13,126.50 × 5,974.60
  4. Step 4: Simplify right side
    9,511.24x = 78,425,586.90
  5. Step 5: Solve for x
    x = 78,425,586.90/9,511.24
  6. Step 6: Final answer
    x = 8,245.57

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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.