Home / 11,789.56-17,673.06-4,388.92

Finding the Fourth Proportional to 11,789.56, 17,673.06 and 4,388.92

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Solution

The fourth proportional to 11,789.56, 17,673.06 and 4,388.92 is: 6,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.56 : 17,673.06 = 4,388.92 : x
  2. Step 2: Convert to fraction form
    11,789.56/17,673.06 = 4,388.92/x
  3. Step 3: Cross multiply
    11,789.56x = 17,673.06 × 4,388.92
  4. Step 4: Simplify right side
    11,789.56x = 77,565,646.50
  5. Step 5: Solve for x
    x = 77,565,646.50/11,789.56
  6. Step 6: Final answer
    x = 6,579.18

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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.