Home / 4,542.48-6,813.77-1,422.97

Finding the Fourth Proportional to 4,542.48, 6,813.77 and 1,422.97

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Solution

The fourth proportional to 4,542.48, 6,813.77 and 1,422.97 is: 2,134.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542.48 : 6,813.77 = 1,422.97 : x
  2. Step 2: Convert to fraction form
    4,542.48/6,813.77 = 1,422.97/x
  3. Step 3: Cross multiply
    4,542.48x = 6,813.77 × 1,422.97
  4. Step 4: Simplify right side
    4,542.48x = 9,695,766.15
  5. Step 5: Solve for x
    x = 9,695,766.15/4,542.48
  6. Step 6: Final answer
    x = 2,134.47

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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.