Home / 11,167.41-15,409.94-6,451.59

Finding the Fourth Proportional to 11,167.41, 15,409.94 and 6,451.59

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Solution

The fourth proportional to 11,167.41, 15,409.94 and 6,451.59 is: 8,902.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.41 : 15,409.94 = 6,451.59 : x
  2. Step 2: Convert to fraction form
    11,167.41/15,409.94 = 6,451.59/x
  3. Step 3: Cross multiply
    11,167.41x = 15,409.94 × 6,451.59
  4. Step 4: Simplify right side
    11,167.41x = 99,418,582.55
  5. Step 5: Solve for x
    x = 99,418,582.55/11,167.41
  6. Step 6: Final answer
    x = 8,902.56

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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.