Home / 12,770.28-19,159.34-6,534.73

Finding the Fourth Proportional to 12,770.28, 19,159.34 and 6,534.73

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Solution

The fourth proportional to 12,770.28, 19,159.34 and 6,534.73 is: 9,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770.28 : 19,159.34 = 6,534.73 : x
  2. Step 2: Convert to fraction form
    12,770.28/19,159.34 = 6,534.73/x
  3. Step 3: Cross multiply
    12,770.28x = 19,159.34 × 6,534.73
  4. Step 4: Simplify right side
    12,770.28x = 125,200,997.38
  5. Step 5: Solve for x
    x = 125,200,997.38/12,770.28
  6. Step 6: Final answer
    x = 9,804.09

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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.