Home / 3,561.76-5,330.33-2,461.43

Finding the Fourth Proportional to 3,561.76, 5,330.33 and 2,461.43

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Solution

The fourth proportional to 3,561.76, 5,330.33 and 2,461.43 is: 3,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561.76 : 5,330.33 = 2,461.43 : x
  2. Step 2: Convert to fraction form
    3,561.76/5,330.33 = 2,461.43/x
  3. Step 3: Cross multiply
    3,561.76x = 5,330.33 × 2,461.43
  4. Step 4: Simplify right side
    3,561.76x = 13,120,234.17
  5. Step 5: Solve for x
    x = 13,120,234.17/3,561.76
  6. Step 6: Final answer
    x = 3,683.64

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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.