Home / 11,170.96-16,730.93-5,331.67

Finding the Fourth Proportional to 11,170.96, 16,730.93 and 5,331.67

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Solution

The fourth proportional to 11,170.96, 16,730.93 and 5,331.67 is: 7,985.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.96 : 16,730.93 = 5,331.67 : x
  2. Step 2: Convert to fraction form
    11,170.96/16,730.93 = 5,331.67/x
  3. Step 3: Cross multiply
    11,170.96x = 16,730.93 × 5,331.67
  4. Step 4: Simplify right side
    11,170.96x = 89,203,687.24
  5. Step 5: Solve for x
    x = 89,203,687.24/11,170.96
  6. Step 6: Final answer
    x = 7,985.32

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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.