Home / 10,822.58-16,243.08-4,253.36

Finding the Fourth Proportional to 10,822.58, 16,243.08 and 4,253.36

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Solution

The fourth proportional to 10,822.58, 16,243.08 and 4,253.36 is: 6,383.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,822.58 : 16,243.08 = 4,253.36 : x
  2. Step 2: Convert to fraction form
    10,822.58/16,243.08 = 4,253.36/x
  3. Step 3: Cross multiply
    10,822.58x = 16,243.08 × 4,253.36
  4. Step 4: Simplify right side
    10,822.58x = 69,087,666.75
  5. Step 5: Solve for x
    x = 69,087,666.75/10,822.58
  6. Step 6: Final answer
    x = 6,383.66

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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.