Home / 4,221.47-6,322.68-2,031.83

Finding the Fourth Proportional to 4,221.47, 6,322.68 and 2,031.83

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Solution

The fourth proportional to 4,221.47, 6,322.68 and 2,031.83 is: 3,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.47 : 6,322.68 = 2,031.83 : x
  2. Step 2: Convert to fraction form
    4,221.47/6,322.68 = 2,031.83/x
  3. Step 3: Cross multiply
    4,221.47x = 6,322.68 × 2,031.83
  4. Step 4: Simplify right side
    4,221.47x = 12,846,626.71
  5. Step 5: Solve for x
    x = 12,846,626.71/4,221.47
  6. Step 6: Final answer
    x = 3,043.17

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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.