Home / 11,314.82-15,613.74-6,835.92

Finding the Fourth Proportional to 11,314.82, 15,613.74 and 6,835.92

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Solution

The fourth proportional to 11,314.82, 15,613.74 and 6,835.92 is: 9,433.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,314.82 : 15,613.74 = 6,835.92 : x
  2. Step 2: Convert to fraction form
    11,314.82/15,613.74 = 6,835.92/x
  3. Step 3: Cross multiply
    11,314.82x = 15,613.74 × 6,835.92
  4. Step 4: Simplify right side
    11,314.82x = 106,734,277.54
  5. Step 5: Solve for x
    x = 106,734,277.54/11,314.82
  6. Step 6: Final answer
    x = 9,433.14

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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.