Home / 9,431.82-14,137.70-4,491.02

Finding the Fourth Proportional to 9,431.82, 14,137.70 and 4,491.02

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Solution

The fourth proportional to 9,431.82, 14,137.70 and 4,491.02 is: 6,731.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.82 : 14,137.70 = 4,491.02 : x
  2. Step 2: Convert to fraction form
    9,431.82/14,137.70 = 4,491.02/x
  3. Step 3: Cross multiply
    9,431.82x = 14,137.70 × 4,491.02
  4. Step 4: Simplify right side
    9,431.82x = 63,492,693.45
  5. Step 5: Solve for x
    x = 63,492,693.45/9,431.82
  6. Step 6: Final answer
    x = 6,731.75

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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.