Home / 9,581.50-14,372.25-2,656

Finding the Fourth Proportional to 9,581.50, 14,372.25 and 2,656

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Solution

The fourth proportional to 9,581.50, 14,372.25 and 2,656 is: 3,984

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.50 : 14,372.25 = 2,656 : x
  2. Step 2: Convert to fraction form
    9,581.50/14,372.25 = 2,656/x
  3. Step 3: Cross multiply
    9,581.50x = 14,372.25 × 2,656
  4. Step 4: Simplify right side
    9,581.50x = 38,172,696
  5. Step 5: Solve for x
    x = 38,172,696/9,581.50
  6. Step 6: Final answer
    x = 3,984

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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.