Home / 8,519.71-11,757.33-4,743.08

Finding the Fourth Proportional to 8,519.71, 11,757.33 and 4,743.08

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Solution

The fourth proportional to 8,519.71, 11,757.33 and 4,743.08 is: 6,545.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519.71 : 11,757.33 = 4,743.08 : x
  2. Step 2: Convert to fraction form
    8,519.71/11,757.33 = 4,743.08/x
  3. Step 3: Cross multiply
    8,519.71x = 11,757.33 × 4,743.08
  4. Step 4: Simplify right side
    8,519.71x = 55,765,956.78
  5. Step 5: Solve for x
    x = 55,765,956.78/8,519.71
  6. Step 6: Final answer
    x = 6,545.52

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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.