Home / 2,515.52-3,775.04-1,035.92

Finding the Fourth Proportional to 2,515.52, 3,775.04 and 1,035.92

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Solution

The fourth proportional to 2,515.52, 3,775.04 and 1,035.92 is: 1,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.52 : 3,775.04 = 1,035.92 : x
  2. Step 2: Convert to fraction form
    2,515.52/3,775.04 = 1,035.92/x
  3. Step 3: Cross multiply
    2,515.52x = 3,775.04 × 1,035.92
  4. Step 4: Simplify right side
    2,515.52x = 3,910,639.44
  5. Step 5: Solve for x
    x = 3,910,639.44/2,515.52
  6. Step 6: Final answer
    x = 1,554.60

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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.