Home / 2,451.26-3,677.50-892.11

Finding the Fourth Proportional to 2,451.26, 3,677.50 and 892.11

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Solution

The fourth proportional to 2,451.26, 3,677.50 and 892.11 is: 1,338.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.26 : 3,677.50 = 892.11 : x
  2. Step 2: Convert to fraction form
    2,451.26/3,677.50 = 892.11/x
  3. Step 3: Cross multiply
    2,451.26x = 3,677.50 × 892.11
  4. Step 4: Simplify right side
    2,451.26x = 3,280,749.43
  5. Step 5: Solve for x
    x = 3,280,749.43/2,451.26
  6. Step 6: Final answer
    x = 1,338.39

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1.5x scale

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.