Home / 4,218.26-5,821.25-2,329.84

Finding the Fourth Proportional to 4,218.26, 5,821.25 and 2,329.84

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Solution

The fourth proportional to 4,218.26, 5,821.25 and 2,329.84 is: 3,215.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.26 : 5,821.25 = 2,329.84 : x
  2. Step 2: Convert to fraction form
    4,218.26/5,821.25 = 2,329.84/x
  3. Step 3: Cross multiply
    4,218.26x = 5,821.25 × 2,329.84
  4. Step 4: Simplify right side
    4,218.26x = 13,562,581.10
  5. Step 5: Solve for x
    x = 13,562,581.10/4,218.26
  6. Step 6: Final answer
    x = 3,215.21

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1.5x scale

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.