Home / 11,767.54-16,239.24-6,731.62

Finding the Fourth Proportional to 11,767.54, 16,239.24 and 6,731.62

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Solution

The fourth proportional to 11,767.54, 16,239.24 and 6,731.62 is: 9,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.54 : 16,239.24 = 6,731.62 : x
  2. Step 2: Convert to fraction form
    11,767.54/16,239.24 = 6,731.62/x
  3. Step 3: Cross multiply
    11,767.54x = 16,239.24 × 6,731.62
  4. Step 4: Simplify right side
    11,767.54x = 109,316,392.77
  5. Step 5: Solve for x
    x = 109,316,392.77/11,767.54
  6. Step 6: Final answer
    x = 9,289.66

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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.