Home / 10,823.36-14,936.24-6,108.64

Finding the Fourth Proportional to 10,823.36, 14,936.24 and 6,108.64

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Solution

The fourth proportional to 10,823.36, 14,936.24 and 6,108.64 is: 8,429.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.36 : 14,936.24 = 6,108.64 : x
  2. Step 2: Convert to fraction form
    10,823.36/14,936.24 = 6,108.64/x
  3. Step 3: Cross multiply
    10,823.36x = 14,936.24 × 6,108.64
  4. Step 4: Simplify right side
    10,823.36x = 91,240,113.11
  5. Step 5: Solve for x
    x = 91,240,113.11/10,823.36
  6. Step 6: Final answer
    x = 8,429.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.