Home / 3,029.36-4,542.87-1,447.80

Finding the Fourth Proportional to 3,029.36, 4,542.87 and 1,447.80

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Solution

The fourth proportional to 3,029.36, 4,542.87 and 1,447.80 is: 2,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.36 : 4,542.87 = 1,447.80 : x
  2. Step 2: Convert to fraction form
    3,029.36/4,542.87 = 1,447.80/x
  3. Step 3: Cross multiply
    3,029.36x = 4,542.87 × 1,447.80
  4. Step 4: Simplify right side
    3,029.36x = 6,577,160.21
  5. Step 5: Solve for x
    x = 6,577,160.21/3,029.36
  6. Step 6: Final answer
    x = 2,171.14

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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.