Home / 4,144.26-6,210.31-2,389.80

Finding the Fourth Proportional to 4,144.26, 6,210.31 and 2,389.80

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Solution

The fourth proportional to 4,144.26, 6,210.31 and 2,389.80 is: 3,581.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.26 : 6,210.31 = 2,389.80 : x
  2. Step 2: Convert to fraction form
    4,144.26/6,210.31 = 2,389.80/x
  3. Step 3: Cross multiply
    4,144.26x = 6,210.31 × 2,389.80
  4. Step 4: Simplify right side
    4,144.26x = 14,841,398.84
  5. Step 5: Solve for x
    x = 14,841,398.84/4,144.26
  6. Step 6: Final answer
    x = 3,581.19

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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.