Home / 11,780.46-17,670.09-3,014.85

Finding the Fourth Proportional to 11,780.46, 17,670.09 and 3,014.85

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Solution

The fourth proportional to 11,780.46, 17,670.09 and 3,014.85 is: 4,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780.46 : 17,670.09 = 3,014.85 : x
  2. Step 2: Convert to fraction form
    11,780.46/17,670.09 = 3,014.85/x
  3. Step 3: Cross multiply
    11,780.46x = 17,670.09 × 3,014.85
  4. Step 4: Simplify right side
    11,780.46x = 53,272,670.84
  5. Step 5: Solve for x
    x = 53,272,670.84/11,780.46
  6. Step 6: Final answer
    x = 4,522.12

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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.