Home / 11,369.32-17,062.26-6,443.08

Finding the Fourth Proportional to 11,369.32, 17,062.26 and 6,443.08

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Solution

The fourth proportional to 11,369.32, 17,062.26 and 6,443.08 is: 9,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,369.32 : 17,062.26 = 6,443.08 : x
  2. Step 2: Convert to fraction form
    11,369.32/17,062.26 = 6,443.08/x
  3. Step 3: Cross multiply
    11,369.32x = 17,062.26 × 6,443.08
  4. Step 4: Simplify right side
    11,369.32x = 109,933,506.16
  5. Step 5: Solve for x
    x = 109,933,506.16/11,369.32
  6. Step 6: Final answer
    x = 9,669.31

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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.