Home / 9,269.96-13,910.38-3,430.64

Finding the Fourth Proportional to 9,269.96, 13,910.38 and 3,430.64

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Solution

The fourth proportional to 9,269.96, 13,910.38 and 3,430.64 is: 5,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.96 : 13,910.38 = 3,430.64 : x
  2. Step 2: Convert to fraction form
    9,269.96/13,910.38 = 3,430.64/x
  3. Step 3: Cross multiply
    9,269.96x = 13,910.38 × 3,430.64
  4. Step 4: Simplify right side
    9,269.96x = 47,721,506.04
  5. Step 5: Solve for x
    x = 47,721,506.04/9,269.96
  6. Step 6: Final answer
    x = 5,147.97

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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.