Home / 11,248.32-16,872.75-3,852.75

Finding the Fourth Proportional to 11,248.32, 16,872.75 and 3,852.75

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Solution

The fourth proportional to 11,248.32, 16,872.75 and 3,852.75 is: 5,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.32 : 16,872.75 = 3,852.75 : x
  2. Step 2: Convert to fraction form
    11,248.32/16,872.75 = 3,852.75/x
  3. Step 3: Cross multiply
    11,248.32x = 16,872.75 × 3,852.75
  4. Step 4: Simplify right side
    11,248.32x = 65,006,487.56
  5. Step 5: Solve for x
    x = 65,006,487.56/11,248.32
  6. Step 6: Final answer
    x = 5,779.22

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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.