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Finding the Fourth Proportional to 9,954.58, 14,934.17 and 3,380.77

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Solution

The fourth proportional to 9,954.58, 14,934.17 and 3,380.77 is: 5,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.58 : 14,934.17 = 3,380.77 : x
  2. Step 2: Convert to fraction form
    9,954.58/14,934.17 = 3,380.77/x
  3. Step 3: Cross multiply
    9,954.58x = 14,934.17 × 3,380.77
  4. Step 4: Simplify right side
    9,954.58x = 50,488,965.03
  5. Step 5: Solve for x
    x = 50,488,965.03/9,954.58
  6. Step 6: Final answer
    x = 5,071.93

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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.