Home / 11,526.38-17,291.84-4,128.86

Finding the Fourth Proportional to 11,526.38, 17,291.84 and 4,128.86

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Solution

The fourth proportional to 11,526.38, 17,291.84 and 4,128.86 is: 6,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.38 : 17,291.84 = 4,128.86 : x
  2. Step 2: Convert to fraction form
    11,526.38/17,291.84 = 4,128.86/x
  3. Step 3: Cross multiply
    11,526.38x = 17,291.84 × 4,128.86
  4. Step 4: Simplify right side
    11,526.38x = 71,395,586.50
  5. Step 5: Solve for x
    x = 71,395,586.50/11,526.38
  6. Step 6: Final answer
    x = 6,194.10

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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.