Home / 9,974.28-14,972.36-4,134.99

Finding the Fourth Proportional to 9,974.28, 14,972.36 and 4,134.99

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Solution

The fourth proportional to 9,974.28, 14,972.36 and 4,134.99 is: 6,207.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974.28 : 14,972.36 = 4,134.99 : x
  2. Step 2: Convert to fraction form
    9,974.28/14,972.36 = 4,134.99/x
  3. Step 3: Cross multiply
    9,974.28x = 14,972.36 × 4,134.99
  4. Step 4: Simplify right side
    9,974.28x = 61,910,558.88
  5. Step 5: Solve for x
    x = 61,910,558.88/9,974.28
  6. Step 6: Final answer
    x = 6,207.02

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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.