Home / 3,835.84-5,753.76-2,103.52

Finding the Fourth Proportional to 3,835.84, 5,753.76 and 2,103.52

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Solution

The fourth proportional to 3,835.84, 5,753.76 and 2,103.52 is: 3,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.84 : 5,753.76 = 2,103.52 : x
  2. Step 2: Convert to fraction form
    3,835.84/5,753.76 = 2,103.52/x
  3. Step 3: Cross multiply
    3,835.84x = 5,753.76 × 2,103.52
  4. Step 4: Simplify right side
    3,835.84x = 12,103,149.24
  5. Step 5: Solve for x
    x = 12,103,149.24/3,835.84
  6. Step 6: Final answer
    x = 3,155.28

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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.