Home / 9,936.21-14,904.27-2,540.64

Finding the Fourth Proportional to 9,936.21, 14,904.27 and 2,540.64

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Solution

The fourth proportional to 9,936.21, 14,904.27 and 2,540.64 is: 3,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.21 : 14,904.27 = 2,540.64 : x
  2. Step 2: Convert to fraction form
    9,936.21/14,904.27 = 2,540.64/x
  3. Step 3: Cross multiply
    9,936.21x = 14,904.27 × 2,540.64
  4. Step 4: Simplify right side
    9,936.21x = 37,866,384.53
  5. Step 5: Solve for x
    x = 37,866,384.53/9,936.21
  6. Step 6: Final answer
    x = 3,810.95

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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.