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Finding the Fourth Proportional to 6,162.39, 9,241.76 and 1,779.89

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Solution

The fourth proportional to 6,162.39, 9,241.76 and 1,779.89 is: 2,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.39 : 9,241.76 = 1,779.89 : x
  2. Step 2: Convert to fraction form
    6,162.39/9,241.76 = 1,779.89/x
  3. Step 3: Cross multiply
    6,162.39x = 9,241.76 × 1,779.89
  4. Step 4: Simplify right side
    6,162.39x = 16,449,270.00
  5. Step 5: Solve for x
    x = 16,449,270.00/6,162.39
  6. Step 6: Final answer
    x = 2,669.30

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1.5x scale

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.