Home / 4,218.36-5,821.28-2,329.93

Finding the Fourth Proportional to 4,218.36, 5,821.28 and 2,329.93

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Solution

The fourth proportional to 4,218.36, 5,821.28 and 2,329.93 is: 3,215.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.36 : 5,821.28 = 2,329.93 : x
  2. Step 2: Convert to fraction form
    4,218.36/5,821.28 = 2,329.93/x
  3. Step 3: Cross multiply
    4,218.36x = 5,821.28 × 2,329.93
  4. Step 4: Simplify right side
    4,218.36x = 13,563,179.27
  5. Step 5: Solve for x
    x = 13,563,179.27/4,218.36
  6. Step 6: Final answer
    x = 3,215.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.