Home / 11,213.83-15,474.35-6,734.92

Finding the Fourth Proportional to 11,213.83, 15,474.35 and 6,734.92

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Solution

The fourth proportional to 11,213.83, 15,474.35 and 6,734.92 is: 9,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,213.83 : 15,474.35 = 6,734.92 : x
  2. Step 2: Convert to fraction form
    11,213.83/15,474.35 = 6,734.92/x
  3. Step 3: Cross multiply
    11,213.83x = 15,474.35 × 6,734.92
  4. Step 4: Simplify right side
    11,213.83x = 104,218,475.63
  5. Step 5: Solve for x
    x = 104,218,475.63/11,213.83
  6. Step 6: Final answer
    x = 9,293.74

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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.