Home / 3,215.97-4,824.50-1,135.89

Finding the Fourth Proportional to 3,215.97, 4,824.50 and 1,135.89

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Solution

The fourth proportional to 3,215.97, 4,824.50 and 1,135.89 is: 1,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.97 : 4,824.50 = 1,135.89 : x
  2. Step 2: Convert to fraction form
    3,215.97/4,824.50 = 1,135.89/x
  3. Step 3: Cross multiply
    3,215.97x = 4,824.50 × 1,135.89
  4. Step 4: Simplify right side
    3,215.97x = 5,480,095.63
  5. Step 5: Solve for x
    x = 5,480,095.63/3,215.97
  6. Step 6: Final answer
    x = 1,704.03

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1.5x scale

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.