Home / 8,583.84-11,867.76-6,600.96

Finding the Fourth Proportional to 8,583.84, 11,867.76 and 6,600.96

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Solution

The fourth proportional to 8,583.84, 11,867.76 and 6,600.96 is: 9,126.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.84 : 11,867.76 = 6,600.96 : x
  2. Step 2: Convert to fraction form
    8,583.84/11,867.76 = 6,600.96/x
  3. Step 3: Cross multiply
    8,583.84x = 11,867.76 × 6,600.96
  4. Step 4: Simplify right side
    8,583.84x = 78,338,609.05
  5. Step 5: Solve for x
    x = 78,338,609.05/8,583.84
  6. Step 6: Final answer
    x = 9,126.29

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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.