Home / 3,002.91-4,505.30-1,028.59

Finding the Fourth Proportional to 3,002.91, 4,505.30 and 1,028.59

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Solution

The fourth proportional to 3,002.91, 4,505.30 and 1,028.59 is: 1,543.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.91 : 4,505.30 = 1,028.59 : x
  2. Step 2: Convert to fraction form
    3,002.91/4,505.30 = 1,028.59/x
  3. Step 3: Cross multiply
    3,002.91x = 4,505.30 × 1,028.59
  4. Step 4: Simplify right side
    3,002.91x = 4,634,106.53
  5. Step 5: Solve for x
    x = 4,634,106.53/3,002.91
  6. Step 6: Final answer
    x = 1,543.21

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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.