Home / 9,021.14-13,519.35-5,074.31

Finding the Fourth Proportional to 9,021.14, 13,519.35 and 5,074.31

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Solution

The fourth proportional to 9,021.14, 13,519.35 and 5,074.31 is: 7,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.14 : 13,519.35 = 5,074.31 : x
  2. Step 2: Convert to fraction form
    9,021.14/13,519.35 = 5,074.31/x
  3. Step 3: Cross multiply
    9,021.14x = 13,519.35 × 5,074.31
  4. Step 4: Simplify right side
    9,021.14x = 68,601,372.90
  5. Step 5: Solve for x
    x = 68,601,372.90/9,021.14
  6. Step 6: Final answer
    x = 7,604.51

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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.