Home / 4,017.40-5,546.24-2,759.20

Finding the Fourth Proportional to 4,017.40, 5,546.24 and 2,759.20

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Solution

The fourth proportional to 4,017.40, 5,546.24 and 2,759.20 is: 3,809.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017.40 : 5,546.24 = 2,759.20 : x
  2. Step 2: Convert to fraction form
    4,017.40/5,546.24 = 2,759.20/x
  3. Step 3: Cross multiply
    4,017.40x = 5,546.24 × 2,759.20
  4. Step 4: Simplify right side
    4,017.40x = 15,303,185.41
  5. Step 5: Solve for x
    x = 15,303,185.41/4,017.40
  6. Step 6: Final answer
    x = 3,809.23

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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.