Home / 11,902.75-16,426.99-6,598.59

Finding the Fourth Proportional to 11,902.75, 16,426.99 and 6,598.59

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Solution

The fourth proportional to 11,902.75, 16,426.99 and 6,598.59 is: 9,106.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902.75 : 16,426.99 = 6,598.59 : x
  2. Step 2: Convert to fraction form
    11,902.75/16,426.99 = 6,598.59/x
  3. Step 3: Cross multiply
    11,902.75x = 16,426.99 × 6,598.59
  4. Step 4: Simplify right side
    11,902.75x = 108,394,881.47
  5. Step 5: Solve for x
    x = 108,394,881.47/11,902.75
  6. Step 6: Final answer
    x = 9,106.71

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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.