Home / 11,079.70-16,615.95-3,682.90

Finding the Fourth Proportional to 11,079.70, 16,615.95 and 3,682.90

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Solution

The fourth proportional to 11,079.70, 16,615.95 and 3,682.90 is: 5,523.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.70 : 16,615.95 = 3,682.90 : x
  2. Step 2: Convert to fraction form
    11,079.70/16,615.95 = 3,682.90/x
  3. Step 3: Cross multiply
    11,079.70x = 16,615.95 × 3,682.90
  4. Step 4: Simplify right side
    11,079.70x = 61,194,882.26
  5. Step 5: Solve for x
    x = 61,194,882.26/11,079.70
  6. Step 6: Final answer
    x = 5,523.15

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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.