Home / 8,861.67-13,287.69-4,409.58

Finding the Fourth Proportional to 8,861.67, 13,287.69 and 4,409.58

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Solution

The fourth proportional to 8,861.67, 13,287.69 and 4,409.58 is: 6,611.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.67 : 13,287.69 = 4,409.58 : x
  2. Step 2: Convert to fraction form
    8,861.67/13,287.69 = 4,409.58/x
  3. Step 3: Cross multiply
    8,861.67x = 13,287.69 × 4,409.58
  4. Step 4: Simplify right side
    8,861.67x = 58,593,132.07
  5. Step 5: Solve for x
    x = 58,593,132.07/8,861.67
  6. Step 6: Final answer
    x = 6,611.97

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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.