Home / 5,469.40-8,205.18-1,573.84

Finding the Fourth Proportional to 5,469.40, 8,205.18 and 1,573.84

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Solution

The fourth proportional to 5,469.40, 8,205.18 and 1,573.84 is: 2,361.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.40 : 8,205.18 = 1,573.84 : x
  2. Step 2: Convert to fraction form
    5,469.40/8,205.18 = 1,573.84/x
  3. Step 3: Cross multiply
    5,469.40x = 8,205.18 × 1,573.84
  4. Step 4: Simplify right side
    5,469.40x = 12,913,640.49
  5. Step 5: Solve for x
    x = 12,913,640.49/5,469.40
  6. Step 6: Final answer
    x = 2,361.07

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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.