Home / 11,334.84-17,005.38-8,068.74

Finding the Fourth Proportional to 11,334.84, 17,005.38 and 8,068.74

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Solution

The fourth proportional to 11,334.84, 17,005.38 and 8,068.74 is: 12,105.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334.84 : 17,005.38 = 8,068.74 : x
  2. Step 2: Convert to fraction form
    11,334.84/17,005.38 = 8,068.74/x
  3. Step 3: Cross multiply
    11,334.84x = 17,005.38 × 8,068.74
  4. Step 4: Simplify right side
    11,334.84x = 137,211,989.82
  5. Step 5: Solve for x
    x = 137,211,989.82/11,334.84
  6. Step 6: Final answer
    x = 12,105.33

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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.