Home / 11,568.23-15,961.28-6,788.62

Finding the Fourth Proportional to 11,568.23, 15,961.28 and 6,788.62

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Solution

The fourth proportional to 11,568.23, 15,961.28 and 6,788.62 is: 9,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,568.23 : 15,961.28 = 6,788.62 : x
  2. Step 2: Convert to fraction form
    11,568.23/15,961.28 = 6,788.62/x
  3. Step 3: Cross multiply
    11,568.23x = 15,961.28 × 6,788.62
  4. Step 4: Simplify right side
    11,568.23x = 108,355,064.63
  5. Step 5: Solve for x
    x = 108,355,064.63/11,568.23
  6. Step 6: Final answer
    x = 9,366.61

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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.