Home / 12,760.35-19,126.83-6,177.48

Finding the Fourth Proportional to 12,760.35, 19,126.83 and 6,177.48

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Solution

The fourth proportional to 12,760.35, 19,126.83 and 6,177.48 is: 9,259.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760.35 : 19,126.83 = 6,177.48 : x
  2. Step 2: Convert to fraction form
    12,760.35/19,126.83 = 6,177.48/x
  3. Step 3: Cross multiply
    12,760.35x = 19,126.83 × 6,177.48
  4. Step 4: Simplify right side
    12,760.35x = 118,155,609.79
  5. Step 5: Solve for x
    x = 118,155,609.79/12,760.35
  6. Step 6: Final answer
    x = 9,259.59

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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.