Home / 3,758.20-5,636.82-1,566.64

Finding the Fourth Proportional to 3,758.20, 5,636.82 and 1,566.64

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Solution

The fourth proportional to 3,758.20, 5,636.82 and 1,566.64 is: 2,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.20 : 5,636.82 = 1,566.64 : x
  2. Step 2: Convert to fraction form
    3,758.20/5,636.82 = 1,566.64/x
  3. Step 3: Cross multiply
    3,758.20x = 5,636.82 × 1,566.64
  4. Step 4: Simplify right side
    3,758.20x = 8,830,880.61
  5. Step 5: Solve for x
    x = 8,830,880.61/3,758.20
  6. Step 6: Final answer
    x = 2,349.76

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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.