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Finding the Fourth Proportional to 3,249.98, 4,483.86 and 1,833.49

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Solution

The fourth proportional to 3,249.98, 4,483.86 and 1,833.49 is: 2,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.98 : 4,483.86 = 1,833.49 : x
  2. Step 2: Convert to fraction form
    3,249.98/4,483.86 = 1,833.49/x
  3. Step 3: Cross multiply
    3,249.98x = 4,483.86 × 1,833.49
  4. Step 4: Simplify right side
    3,249.98x = 8,221,111.20
  5. Step 5: Solve for x
    x = 8,221,111.20/3,249.98
  6. Step 6: Final answer
    x = 2,529.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.