Home / 8,774.10-13,161.84-2,930.73

Finding the Fourth Proportional to 8,774.10, 13,161.84 and 2,930.73

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Solution

The fourth proportional to 8,774.10, 13,161.84 and 2,930.73 is: 4,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.10 : 13,161.84 = 2,930.73 : x
  2. Step 2: Convert to fraction form
    8,774.10/13,161.84 = 2,930.73/x
  3. Step 3: Cross multiply
    8,774.10x = 13,161.84 × 2,930.73
  4. Step 4: Simplify right side
    8,774.10x = 38,573,799.34
  5. Step 5: Solve for x
    x = 38,573,799.34/8,774.10
  6. Step 6: Final answer
    x = 4,396.33

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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.