Home / 11,126.28-15,353.70-6,089.58

Finding the Fourth Proportional to 11,126.28, 15,353.70 and 6,089.58

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Solution

The fourth proportional to 11,126.28, 15,353.70 and 6,089.58 is: 8,403.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.28 : 15,353.70 = 6,089.58 : x
  2. Step 2: Convert to fraction form
    11,126.28/15,353.70 = 6,089.58/x
  3. Step 3: Cross multiply
    11,126.28x = 15,353.70 × 6,089.58
  4. Step 4: Simplify right side
    11,126.28x = 93,497,584.45
  5. Step 5: Solve for x
    x = 93,497,584.45/11,126.28
  6. Step 6: Final answer
    x = 8,403.31

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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.