Home / 2,110.60-3,167.10-1,461.80

Finding the Fourth Proportional to 2,110.60, 3,167.10 and 1,461.80

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Solution

The fourth proportional to 2,110.60, 3,167.10 and 1,461.80 is: 2,193.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.60 : 3,167.10 = 1,461.80 : x
  2. Step 2: Convert to fraction form
    2,110.60/3,167.10 = 1,461.80/x
  3. Step 3: Cross multiply
    2,110.60x = 3,167.10 × 1,461.80
  4. Step 4: Simplify right side
    2,110.60x = 4,629,666.78
  5. Step 5: Solve for x
    x = 4,629,666.78/2,110.60
  6. Step 6: Final answer
    x = 2,193.53

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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.