Home / 11,048.70-16,540.49-7,293.56

Finding the Fourth Proportional to 11,048.70, 16,540.49 and 7,293.56

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Solution

The fourth proportional to 11,048.70, 16,540.49 and 7,293.56 is: 10,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.70 : 16,540.49 = 7,293.56 : x
  2. Step 2: Convert to fraction form
    11,048.70/16,540.49 = 7,293.56/x
  3. Step 3: Cross multiply
    11,048.70x = 16,540.49 × 7,293.56
  4. Step 4: Simplify right side
    11,048.70x = 120,638,937.07
  5. Step 5: Solve for x
    x = 120,638,937.07/11,048.70
  6. Step 6: Final answer
    x = 10,918.84

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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.