Home / 11,235.60-16,848.48-3,838.08

Finding the Fourth Proportional to 11,235.60, 16,848.48 and 3,838.08

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Solution

The fourth proportional to 11,235.60, 16,848.48 and 3,838.08 is: 5,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.60 : 16,848.48 = 3,838.08 : x
  2. Step 2: Convert to fraction form
    11,235.60/16,848.48 = 3,838.08/x
  3. Step 3: Cross multiply
    11,235.60x = 16,848.48 × 3,838.08
  4. Step 4: Simplify right side
    11,235.60x = 64,665,814.12
  5. Step 5: Solve for x
    x = 64,665,814.12/11,235.60
  6. Step 6: Final answer
    x = 5,755.44

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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.