Home / 11,203.92-15,461.30-6,168.08

Finding the Fourth Proportional to 11,203.92, 15,461.30 and 6,168.08

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Solution

The fourth proportional to 11,203.92, 15,461.30 and 6,168.08 is: 8,511.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.92 : 15,461.30 = 6,168.08 : x
  2. Step 2: Convert to fraction form
    11,203.92/15,461.30 = 6,168.08/x
  3. Step 3: Cross multiply
    11,203.92x = 15,461.30 × 6,168.08
  4. Step 4: Simplify right side
    11,203.92x = 95,366,427.16
  5. Step 5: Solve for x
    x = 95,366,427.16/11,203.92
  6. Step 6: Final answer
    x = 8,511.88

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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.