Home / 4,218.29-6,329.72-1,754.81

Finding the Fourth Proportional to 4,218.29, 6,329.72 and 1,754.81

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Solution

The fourth proportional to 4,218.29, 6,329.72 and 1,754.81 is: 2,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.29 : 6,329.72 = 1,754.81 : x
  2. Step 2: Convert to fraction form
    4,218.29/6,329.72 = 1,754.81/x
  3. Step 3: Cross multiply
    4,218.29x = 6,329.72 × 1,754.81
  4. Step 4: Simplify right side
    4,218.29x = 11,107,455.95
  5. Step 5: Solve for x
    x = 11,107,455.95/4,218.29
  6. Step 6: Final answer
    x = 2,633.17

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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.