Home / 11,449.08-15,795.18-6,725.88

Finding the Fourth Proportional to 11,449.08, 15,795.18 and 6,725.88

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Solution

The fourth proportional to 11,449.08, 15,795.18 and 6,725.88 is: 9,279.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,449.08 : 15,795.18 = 6,725.88 : x
  2. Step 2: Convert to fraction form
    11,449.08/15,795.18 = 6,725.88/x
  3. Step 3: Cross multiply
    11,449.08x = 15,795.18 × 6,725.88
  4. Step 4: Simplify right side
    11,449.08x = 106,236,485.26
  5. Step 5: Solve for x
    x = 106,236,485.26/11,449.08
  6. Step 6: Final answer
    x = 9,279.04

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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.