Home / 4,359.28-6,529.68-2,021.20

Finding the Fourth Proportional to 4,359.28, 6,529.68 and 2,021.20

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Solution

The fourth proportional to 4,359.28, 6,529.68 and 2,021.20 is: 3,027.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,359.28 : 6,529.68 = 2,021.20 : x
  2. Step 2: Convert to fraction form
    4,359.28/6,529.68 = 2,021.20/x
  3. Step 3: Cross multiply
    4,359.28x = 6,529.68 × 2,021.20
  4. Step 4: Simplify right side
    4,359.28x = 13,197,789.22
  5. Step 5: Solve for x
    x = 13,197,789.22/4,359.28
  6. Step 6: Final answer
    x = 3,027.52

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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.