Home / 10,964.82-16,415.55-6,792.20

Finding the Fourth Proportional to 10,964.82, 16,415.55 and 6,792.20

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Solution

The fourth proportional to 10,964.82, 16,415.55 and 6,792.20 is: 10,168.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.82 : 16,415.55 = 6,792.20 : x
  2. Step 2: Convert to fraction form
    10,964.82/16,415.55 = 6,792.20/x
  3. Step 3: Cross multiply
    10,964.82x = 16,415.55 × 6,792.20
  4. Step 4: Simplify right side
    10,964.82x = 111,497,616.63
  5. Step 5: Solve for x
    x = 111,497,616.63/10,964.82
  6. Step 6: Final answer
    x = 10,168.67

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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.