Home / 3,836.20-5,748.88-1,525

Finding the Fourth Proportional to 3,836.20, 5,748.88 and 1,525

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Solution

The fourth proportional to 3,836.20, 5,748.88 and 1,525 is: 2,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.20 : 5,748.88 = 1,525 : x
  2. Step 2: Convert to fraction form
    3,836.20/5,748.88 = 1,525/x
  3. Step 3: Cross multiply
    3,836.20x = 5,748.88 × 1,525
  4. Step 4: Simplify right side
    3,836.20x = 8,767,042
  5. Step 5: Solve for x
    x = 8,767,042/3,836.20
  6. Step 6: Final answer
    x = 2,285.35

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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.