Home / 12,738.76-19,096.62-4,528.84

Finding the Fourth Proportional to 12,738.76, 19,096.62 and 4,528.84

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Solution

The fourth proportional to 12,738.76, 19,096.62 and 4,528.84 is: 6,789.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,738.76 : 19,096.62 = 4,528.84 : x
  2. Step 2: Convert to fraction form
    12,738.76/19,096.62 = 4,528.84/x
  3. Step 3: Cross multiply
    12,738.76x = 19,096.62 × 4,528.84
  4. Step 4: Simplify right side
    12,738.76x = 86,485,536.52
  5. Step 5: Solve for x
    x = 86,485,536.52/12,738.76
  6. Step 6: Final answer
    x = 6,789.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.