Home / 2,542.45-3,814.95-1,227.32

Finding the Fourth Proportional to 2,542.45, 3,814.95 and 1,227.32

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Solution

The fourth proportional to 2,542.45, 3,814.95 and 1,227.32 is: 1,841.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.45 : 3,814.95 = 1,227.32 : x
  2. Step 2: Convert to fraction form
    2,542.45/3,814.95 = 1,227.32/x
  3. Step 3: Cross multiply
    2,542.45x = 3,814.95 × 1,227.32
  4. Step 4: Simplify right side
    2,542.45x = 4,682,165.41
  5. Step 5: Solve for x
    x = 4,682,165.41/2,542.45
  6. Step 6: Final answer
    x = 1,841.59

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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.