Home / 9,170.99-13,756.37-2,930.92

Finding the Fourth Proportional to 9,170.99, 13,756.37 and 2,930.92

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Solution

The fourth proportional to 9,170.99, 13,756.37 and 2,930.92 is: 4,396.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.99 : 13,756.37 = 2,930.92 : x
  2. Step 2: Convert to fraction form
    9,170.99/13,756.37 = 2,930.92/x
  3. Step 3: Cross multiply
    9,170.99x = 13,756.37 × 2,930.92
  4. Step 4: Simplify right side
    9,170.99x = 40,318,819.96
  5. Step 5: Solve for x
    x = 40,318,819.96/9,170.99
  6. Step 6: Final answer
    x = 4,396.34

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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.