Home / 11,613.99-16,027.32-6,308.81

Finding the Fourth Proportional to 11,613.99, 16,027.32 and 6,308.81

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Solution

The fourth proportional to 11,613.99, 16,027.32 and 6,308.81 is: 8,706.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,613.99 : 16,027.32 = 6,308.81 : x
  2. Step 2: Convert to fraction form
    11,613.99/16,027.32 = 6,308.81/x
  3. Step 3: Cross multiply
    11,613.99x = 16,027.32 × 6,308.81
  4. Step 4: Simplify right side
    11,613.99x = 101,113,236.55
  5. Step 5: Solve for x
    x = 101,113,236.55/11,613.99
  6. Step 6: Final answer
    x = 8,706.16

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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.