Home / 3,221.61-4,832.86-1,029.59

Finding the Fourth Proportional to 3,221.61, 4,832.86 and 1,029.59

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Solution

The fourth proportional to 3,221.61, 4,832.86 and 1,029.59 is: 1,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.61 : 4,832.86 = 1,029.59 : x
  2. Step 2: Convert to fraction form
    3,221.61/4,832.86 = 1,029.59/x
  3. Step 3: Cross multiply
    3,221.61x = 4,832.86 × 1,029.59
  4. Step 4: Simplify right side
    3,221.61x = 4,975,864.33
  5. Step 5: Solve for x
    x = 4,975,864.33/3,221.61
  6. Step 6: Final answer
    x = 1,544.53

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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.