Home / 3,825.09-5,279.94-2,411.16

Finding the Fourth Proportional to 3,825.09, 5,279.94 and 2,411.16

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Solution

The fourth proportional to 3,825.09, 5,279.94 and 2,411.16 is: 3,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.09 : 5,279.94 = 2,411.16 : x
  2. Step 2: Convert to fraction form
    3,825.09/5,279.94 = 2,411.16/x
  3. Step 3: Cross multiply
    3,825.09x = 5,279.94 × 2,411.16
  4. Step 4: Simplify right side
    3,825.09x = 12,730,741.67
  5. Step 5: Solve for x
    x = 12,730,741.67/3,825.09
  6. Step 6: Final answer
    x = 3,328.22

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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.