Home / 3,221.10-4,818.30-3,024.30

Finding the Fourth Proportional to 3,221.10, 4,818.30 and 3,024.30

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Solution

The fourth proportional to 3,221.10, 4,818.30 and 3,024.30 is: 4,523.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.10 : 4,818.30 = 3,024.30 : x
  2. Step 2: Convert to fraction form
    3,221.10/4,818.30 = 3,024.30/x
  3. Step 3: Cross multiply
    3,221.10x = 4,818.30 × 3,024.30
  4. Step 4: Simplify right side
    3,221.10x = 14,571,984.69
  5. Step 5: Solve for x
    x = 14,571,984.69/3,221.10
  6. Step 6: Final answer
    x = 4,523.92

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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.