Home / 11,763.76-17,645.44-6,215.92

Finding the Fourth Proportional to 11,763.76, 17,645.44 and 6,215.92

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Solution

The fourth proportional to 11,763.76, 17,645.44 and 6,215.92 is: 9,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.76 : 17,645.44 = 6,215.92 : x
  2. Step 2: Convert to fraction form
    11,763.76/17,645.44 = 6,215.92/x
  3. Step 3: Cross multiply
    11,763.76x = 17,645.44 × 6,215.92
  4. Step 4: Simplify right side
    11,763.76x = 109,682,643.40
  5. Step 5: Solve for x
    x = 109,682,643.40/11,763.76
  6. Step 6: Final answer
    x = 9,323.77

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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.