Home / 11,179.58-16,765.59-4,931.96

Finding the Fourth Proportional to 11,179.58, 16,765.59 and 4,931.96

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Solution

The fourth proportional to 11,179.58, 16,765.59 and 4,931.96 is: 7,396.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.58 : 16,765.59 = 4,931.96 : x
  2. Step 2: Convert to fraction form
    11,179.58/16,765.59 = 4,931.96/x
  3. Step 3: Cross multiply
    11,179.58x = 16,765.59 × 4,931.96
  4. Step 4: Simplify right side
    11,179.58x = 82,687,219.26
  5. Step 5: Solve for x
    x = 82,687,219.26/11,179.58
  6. Step 6: Final answer
    x = 7,396.27

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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.