Home / 11,453.24-17,182.56-3,555.36

Finding the Fourth Proportional to 11,453.24, 17,182.56 and 3,555.36

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Solution

The fourth proportional to 11,453.24, 17,182.56 and 3,555.36 is: 5,333.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.24 : 17,182.56 = 3,555.36 : x
  2. Step 2: Convert to fraction form
    11,453.24/17,182.56 = 3,555.36/x
  3. Step 3: Cross multiply
    11,453.24x = 17,182.56 × 3,555.36
  4. Step 4: Simplify right side
    11,453.24x = 61,090,108.62
  5. Step 5: Solve for x
    x = 61,090,108.62/11,453.24
  6. Step 6: Final answer
    x = 5,333.87

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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.