Home / 5,361.60-8,037.36-2,763.84

Finding the Fourth Proportional to 5,361.60, 8,037.36 and 2,763.84

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Solution

The fourth proportional to 5,361.60, 8,037.36 and 2,763.84 is: 4,143.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.60 : 8,037.36 = 2,763.84 : x
  2. Step 2: Convert to fraction form
    5,361.60/8,037.36 = 2,763.84/x
  3. Step 3: Cross multiply
    5,361.60x = 8,037.36 × 2,763.84
  4. Step 4: Simplify right side
    5,361.60x = 22,213,977.06
  5. Step 5: Solve for x
    x = 22,213,977.06/5,361.60
  6. Step 6: Final answer
    x = 4,143.16

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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.