Home / 11,511.02-17,262.30-4,113.48

Finding the Fourth Proportional to 11,511.02, 17,262.30 and 4,113.48

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Solution

The fourth proportional to 11,511.02, 17,262.30 and 4,113.48 is: 6,168.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511.02 : 17,262.30 = 4,113.48 : x
  2. Step 2: Convert to fraction form
    11,511.02/17,262.30 = 4,113.48/x
  3. Step 3: Cross multiply
    11,511.02x = 17,262.30 × 4,113.48
  4. Step 4: Simplify right side
    11,511.02x = 71,008,125.80
  5. Step 5: Solve for x
    x = 71,008,125.80/11,511.02
  6. Step 6: Final answer
    x = 6,168.71

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1.5x scale

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.