Home / 11,848.08-17,771.40-4,922.64

Finding the Fourth Proportional to 11,848.08, 17,771.40 and 4,922.64

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Solution

The fourth proportional to 11,848.08, 17,771.40 and 4,922.64 is: 7,383.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.08 : 17,771.40 = 4,922.64 : x
  2. Step 2: Convert to fraction form
    11,848.08/17,771.40 = 4,922.64/x
  3. Step 3: Cross multiply
    11,848.08x = 17,771.40 × 4,922.64
  4. Step 4: Simplify right side
    11,848.08x = 87,482,204.50
  5. Step 5: Solve for x
    x = 87,482,204.50/11,848.08
  6. Step 6: Final answer
    x = 7,383.66

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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.