Home / 5,821.60-8,734.56-2,361.28

Finding the Fourth Proportional to 5,821.60, 8,734.56 and 2,361.28

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Solution

The fourth proportional to 5,821.60, 8,734.56 and 2,361.28 is: 3,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.60 : 8,734.56 = 2,361.28 : x
  2. Step 2: Convert to fraction form
    5,821.60/8,734.56 = 2,361.28/x
  3. Step 3: Cross multiply
    5,821.60x = 8,734.56 × 2,361.28
  4. Step 4: Simplify right side
    5,821.60x = 20,624,741.84
  5. Step 5: Solve for x
    x = 20,624,741.84/5,821.60
  6. Step 6: Final answer
    x = 3,542.80

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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.