Home / 3,084.64-4,626.84-1,353.28

Finding the Fourth Proportional to 3,084.64, 4,626.84 and 1,353.28

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Solution

The fourth proportional to 3,084.64, 4,626.84 and 1,353.28 is: 2,029.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.64 : 4,626.84 = 1,353.28 : x
  2. Step 2: Convert to fraction form
    3,084.64/4,626.84 = 1,353.28/x
  3. Step 3: Cross multiply
    3,084.64x = 4,626.84 × 1,353.28
  4. Step 4: Simplify right side
    3,084.64x = 6,261,410.04
  5. Step 5: Solve for x
    x = 6,261,410.04/3,084.64
  6. Step 6: Final answer
    x = 2,029.87

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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.