Home / 9,429.82-14,134.70-4,489.02

Finding the Fourth Proportional to 9,429.82, 14,134.70 and 4,489.02

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Solution

The fourth proportional to 9,429.82, 14,134.70 and 4,489.02 is: 6,728.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.82 : 14,134.70 = 4,489.02 : x
  2. Step 2: Convert to fraction form
    9,429.82/14,134.70 = 4,489.02/x
  3. Step 3: Cross multiply
    9,429.82x = 14,134.70 × 4,489.02
  4. Step 4: Simplify right side
    9,429.82x = 63,450,962.22
  5. Step 5: Solve for x
    x = 63,450,962.22/9,429.82
  6. Step 6: Final answer
    x = 6,728.76

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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.