Home / 8,146.83-11,242.88-4,609.97

Finding the Fourth Proportional to 8,146.83, 11,242.88 and 4,609.97

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Solution

The fourth proportional to 8,146.83, 11,242.88 and 4,609.97 is: 6,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.83 : 11,242.88 = 4,609.97 : x
  2. Step 2: Convert to fraction form
    8,146.83/11,242.88 = 4,609.97/x
  3. Step 3: Cross multiply
    8,146.83x = 11,242.88 × 4,609.97
  4. Step 4: Simplify right side
    8,146.83x = 51,829,339.51
  5. Step 5: Solve for x
    x = 51,829,339.51/8,146.83
  6. Step 6: Final answer
    x = 6,361.90

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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.