Home / 9,813.19-14,720.46-3,243.99

Finding the Fourth Proportional to 9,813.19, 14,720.46 and 3,243.99

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Solution

The fourth proportional to 9,813.19, 14,720.46 and 3,243.99 is: 4,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.19 : 14,720.46 = 3,243.99 : x
  2. Step 2: Convert to fraction form
    9,813.19/14,720.46 = 3,243.99/x
  3. Step 3: Cross multiply
    9,813.19x = 14,720.46 × 3,243.99
  4. Step 4: Simplify right side
    9,813.19x = 47,753,025.04
  5. Step 5: Solve for x
    x = 47,753,025.04/9,813.19
  6. Step 6: Final answer
    x = 4,866.21

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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.