Home / 4,248.05-6,367.01-1,782

Finding the Fourth Proportional to 4,248.05, 6,367.01 and 1,782

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Solution

The fourth proportional to 4,248.05, 6,367.01 and 1,782 is: 2,670.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.05 : 6,367.01 = 1,782 : x
  2. Step 2: Convert to fraction form
    4,248.05/6,367.01 = 1,782/x
  3. Step 3: Cross multiply
    4,248.05x = 6,367.01 × 1,782
  4. Step 4: Simplify right side
    4,248.05x = 11,346,002.91
  5. Step 5: Solve for x
    x = 11,346,002.91/4,248.05
  6. Step 6: Final answer
    x = 2,670.88

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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.