Home / 11,241.33-16,856.61-5,313.28

Finding the Fourth Proportional to 11,241.33, 16,856.61 and 5,313.28

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Solution

The fourth proportional to 11,241.33, 16,856.61 and 5,313.28 is: 7,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.33 : 16,856.61 = 5,313.28 : x
  2. Step 2: Convert to fraction form
    11,241.33/16,856.61 = 5,313.28/x
  3. Step 3: Cross multiply
    11,241.33x = 16,856.61 × 5,313.28
  4. Step 4: Simplify right side
    11,241.33x = 89,563,888.78
  5. Step 5: Solve for x
    x = 89,563,888.78/11,241.33
  6. Step 6: Final answer
    x = 7,967.37

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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.