Home / 11,509.29-17,267.58-4,115.41

Finding the Fourth Proportional to 11,509.29, 17,267.58 and 4,115.41

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Solution

The fourth proportional to 11,509.29, 17,267.58 and 4,115.41 is: 6,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509.29 : 17,267.58 = 4,115.41 : x
  2. Step 2: Convert to fraction form
    11,509.29/17,267.58 = 4,115.41/x
  3. Step 3: Cross multiply
    11,509.29x = 17,267.58 × 4,115.41
  4. Step 4: Simplify right side
    11,509.29x = 71,063,128.24
  5. Step 5: Solve for x
    x = 71,063,128.24/11,509.29
  6. Step 6: Final answer
    x = 6,174.41

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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.