Home / 7,688.22-11,532.69-2,423.94

Finding the Fourth Proportional to 7,688.22, 11,532.69 and 2,423.94

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Solution

The fourth proportional to 7,688.22, 11,532.69 and 2,423.94 is: 3,636.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.22 : 11,532.69 = 2,423.94 : x
  2. Step 2: Convert to fraction form
    7,688.22/11,532.69 = 2,423.94/x
  3. Step 3: Cross multiply
    7,688.22x = 11,532.69 × 2,423.94
  4. Step 4: Simplify right side
    7,688.22x = 27,954,548.60
  5. Step 5: Solve for x
    x = 27,954,548.60/7,688.22
  6. Step 6: Final answer
    x = 3,636.02

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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.