Home / 9,963.21-14,943.92-3,720.27

Finding the Fourth Proportional to 9,963.21, 14,943.92 and 3,720.27

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Solution

The fourth proportional to 9,963.21, 14,943.92 and 3,720.27 is: 5,580.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,963.21 : 14,943.92 = 3,720.27 : x
  2. Step 2: Convert to fraction form
    9,963.21/14,943.92 = 3,720.27/x
  3. Step 3: Cross multiply
    9,963.21x = 14,943.92 × 3,720.27
  4. Step 4: Simplify right side
    9,963.21x = 55,595,417.26
  5. Step 5: Solve for x
    x = 55,595,417.26/9,963.21
  6. Step 6: Final answer
    x = 5,580.07

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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.