Home / 9,661.64-14,491.06-3,086.96

Finding the Fourth Proportional to 9,661.64, 14,491.06 and 3,086.96

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Solution

The fourth proportional to 9,661.64, 14,491.06 and 3,086.96 is: 4,629.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661.64 : 14,491.06 = 3,086.96 : x
  2. Step 2: Convert to fraction form
    9,661.64/14,491.06 = 3,086.96/x
  3. Step 3: Cross multiply
    9,661.64x = 14,491.06 × 3,086.96
  4. Step 4: Simplify right side
    9,661.64x = 44,733,242.40
  5. Step 5: Solve for x
    x = 44,733,242.40/9,661.64
  6. Step 6: Final answer
    x = 4,629.99

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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.