Home / 4,218.14-5,820.90-2,329.62

Finding the Fourth Proportional to 4,218.14, 5,820.90 and 2,329.62

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Solution

The fourth proportional to 4,218.14, 5,820.90 and 2,329.62 is: 3,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.14 : 5,820.90 = 2,329.62 : x
  2. Step 2: Convert to fraction form
    4,218.14/5,820.90 = 2,329.62/x
  3. Step 3: Cross multiply
    4,218.14x = 5,820.90 × 2,329.62
  4. Step 4: Simplify right side
    4,218.14x = 13,560,485.06
  5. Step 5: Solve for x
    x = 13,560,485.06/4,218.14
  6. Step 6: Final answer
    x = 3,214.80

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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.