Home / 11,741.65-16,203.48-6,436.35

Finding the Fourth Proportional to 11,741.65, 16,203.48 and 6,436.35

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Solution

The fourth proportional to 11,741.65, 16,203.48 and 6,436.35 is: 8,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.65 : 16,203.48 = 6,436.35 : x
  2. Step 2: Convert to fraction form
    11,741.65/16,203.48 = 6,436.35/x
  3. Step 3: Cross multiply
    11,741.65x = 16,203.48 × 6,436.35
  4. Step 4: Simplify right side
    11,741.65x = 104,291,329.26
  5. Step 5: Solve for x
    x = 104,291,329.26/11,741.65
  6. Step 6: Final answer
    x = 8,882.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.