Home / 11,741.68-16,203.54-6,436.45

Finding the Fourth Proportional to 11,741.68, 16,203.54 and 6,436.45

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Solution

The fourth proportional to 11,741.68, 16,203.54 and 6,436.45 is: 8,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.68 : 16,203.54 = 6,436.45 : x
  2. Step 2: Convert to fraction form
    11,741.68/16,203.54 = 6,436.45/x
  3. Step 3: Cross multiply
    11,741.68x = 16,203.54 × 6,436.45
  4. Step 4: Simplify right side
    11,741.68x = 104,293,275.03
  5. Step 5: Solve for x
    x = 104,293,275.03/11,741.68
  6. Step 6: Final answer
    x = 8,882.31

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1.5x scale

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.