Home / 4,115.88-5,679.08-2,436.46

Finding the Fourth Proportional to 4,115.88, 5,679.08 and 2,436.46

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Solution

The fourth proportional to 4,115.88, 5,679.08 and 2,436.46 is: 3,361.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.88 : 5,679.08 = 2,436.46 : x
  2. Step 2: Convert to fraction form
    4,115.88/5,679.08 = 2,436.46/x
  3. Step 3: Cross multiply
    4,115.88x = 5,679.08 × 2,436.46
  4. Step 4: Simplify right side
    4,115.88x = 13,836,851.26
  5. Step 5: Solve for x
    x = 13,836,851.26/4,115.88
  6. Step 6: Final answer
    x = 3,361.82

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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.