Home / 9,954.63-14,931.45-3,380.85

Finding the Fourth Proportional to 9,954.63, 14,931.45 and 3,380.85

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Solution

The fourth proportional to 9,954.63, 14,931.45 and 3,380.85 is: 5,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.63 : 14,931.45 = 3,380.85 : x
  2. Step 2: Convert to fraction form
    9,954.63/14,931.45 = 3,380.85/x
  3. Step 3: Cross multiply
    9,954.63x = 14,931.45 × 3,380.85
  4. Step 4: Simplify right side
    9,954.63x = 50,480,992.73
  5. Step 5: Solve for x
    x = 50,480,992.73/9,954.63
  6. Step 6: Final answer
    x = 5,071.11

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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.