Home / 11,619.06-16,033.95-6,313.88

Finding the Fourth Proportional to 11,619.06, 16,033.95 and 6,313.88

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Solution

The fourth proportional to 11,619.06, 16,033.95 and 6,313.88 is: 8,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.06 : 16,033.95 = 6,313.88 : x
  2. Step 2: Convert to fraction form
    11,619.06/16,033.95 = 6,313.88/x
  3. Step 3: Cross multiply
    11,619.06x = 16,033.95 × 6,313.88
  4. Step 4: Simplify right side
    11,619.06x = 101,236,476.31
  5. Step 5: Solve for x
    x = 101,236,476.31/11,619.06
  6. Step 6: Final answer
    x = 8,712.97

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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.