Home / 11,618.39-16,033.52-6,313.29

Finding the Fourth Proportional to 11,618.39, 16,033.52 and 6,313.29

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Solution

The fourth proportional to 11,618.39, 16,033.52 and 6,313.29 is: 8,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.39 : 16,033.52 = 6,313.29 : x
  2. Step 2: Convert to fraction form
    11,618.39/16,033.52 = 6,313.29/x
  3. Step 3: Cross multiply
    11,618.39x = 16,033.52 × 6,313.29
  4. Step 4: Simplify right side
    11,618.39x = 101,224,289.57
  5. Step 5: Solve for x
    x = 101,224,289.57/11,618.39
  6. Step 6: Final answer
    x = 8,712.42

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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.