Home / 9,496.14-13,102.66-5,515.20

Finding the Fourth Proportional to 9,496.14, 13,102.66 and 5,515.20

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Solution

The fourth proportional to 9,496.14, 13,102.66 and 5,515.20 is: 7,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,496.14 : 13,102.66 = 5,515.20 : x
  2. Step 2: Convert to fraction form
    9,496.14/13,102.66 = 5,515.20/x
  3. Step 3: Cross multiply
    9,496.14x = 13,102.66 × 5,515.20
  4. Step 4: Simplify right side
    9,496.14x = 72,263,790.43
  5. Step 5: Solve for x
    x = 72,263,790.43/9,496.14
  6. Step 6: Final answer
    x = 7,609.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.