Home / 11,254.36-16,871.82-4,324.12

Finding the Fourth Proportional to 11,254.36, 16,871.82 and 4,324.12

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Solution

The fourth proportional to 11,254.36, 16,871.82 and 4,324.12 is: 6,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.36 : 16,871.82 = 4,324.12 : x
  2. Step 2: Convert to fraction form
    11,254.36/16,871.82 = 4,324.12/x
  3. Step 3: Cross multiply
    11,254.36x = 16,871.82 × 4,324.12
  4. Step 4: Simplify right side
    11,254.36x = 72,955,774.30
  5. Step 5: Solve for x
    x = 72,955,774.30/11,254.36
  6. Step 6: Final answer
    x = 6,482.45

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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.