Home / 8,161.30-11,261.82-4,624.50

Finding the Fourth Proportional to 8,161.30, 11,261.82 and 4,624.50

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Solution

The fourth proportional to 8,161.30, 11,261.82 and 4,624.50 is: 6,381.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.30 : 11,261.82 = 4,624.50 : x
  2. Step 2: Convert to fraction form
    8,161.30/11,261.82 = 4,624.50/x
  3. Step 3: Cross multiply
    8,161.30x = 11,261.82 × 4,624.50
  4. Step 4: Simplify right side
    8,161.30x = 52,080,286.59
  5. Step 5: Solve for x
    x = 52,080,286.59/8,161.30
  6. Step 6: Final answer
    x = 6,381.37

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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.