Home / 3,955.45-5,928.41-1,454.64

Finding the Fourth Proportional to 3,955.45, 5,928.41 and 1,454.64

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Solution

The fourth proportional to 3,955.45, 5,928.41 and 1,454.64 is: 2,180.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.45 : 5,928.41 = 1,454.64 : x
  2. Step 2: Convert to fraction form
    3,955.45/5,928.41 = 1,454.64/x
  3. Step 3: Cross multiply
    3,955.45x = 5,928.41 × 1,454.64
  4. Step 4: Simplify right side
    3,955.45x = 8,623,665.41
  5. Step 5: Solve for x
    x = 8,623,665.41/3,955.45
  6. Step 6: Final answer
    x = 2,180.20

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1.5x scale

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.