Home / 3,000.24-4,500.30-1,355.88

Finding the Fourth Proportional to 3,000.24, 4,500.30 and 1,355.88

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Solution

The fourth proportional to 3,000.24, 4,500.30 and 1,355.88 is: 2,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.24 : 4,500.30 = 1,355.88 : x
  2. Step 2: Convert to fraction form
    3,000.24/4,500.30 = 1,355.88/x
  3. Step 3: Cross multiply
    3,000.24x = 4,500.30 × 1,355.88
  4. Step 4: Simplify right side
    3,000.24x = 6,101,866.76
  5. Step 5: Solve for x
    x = 6,101,866.76/3,000.24
  6. Step 6: Final answer
    x = 2,033.79

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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.