Home / 8,146.14-11,242.26-4,609.38

Finding the Fourth Proportional to 8,146.14, 11,242.26 and 4,609.38

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Solution

The fourth proportional to 8,146.14, 11,242.26 and 4,609.38 is: 6,361.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.14 : 11,242.26 = 4,609.38 : x
  2. Step 2: Convert to fraction form
    8,146.14/11,242.26 = 4,609.38/x
  3. Step 3: Cross multiply
    8,146.14x = 11,242.26 × 4,609.38
  4. Step 4: Simplify right side
    8,146.14x = 51,819,848.40
  5. Step 5: Solve for x
    x = 51,819,848.40/8,146.14
  6. Step 6: Final answer
    x = 6,361.28

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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.