Home / 3,575.72-5,364.50-1,383.88

Finding the Fourth Proportional to 3,575.72, 5,364.50 and 1,383.88

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Solution

The fourth proportional to 3,575.72, 5,364.50 and 1,383.88 is: 2,076.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.72 : 5,364.50 = 1,383.88 : x
  2. Step 2: Convert to fraction form
    3,575.72/5,364.50 = 1,383.88/x
  3. Step 3: Cross multiply
    3,575.72x = 5,364.50 × 1,383.88
  4. Step 4: Simplify right side
    3,575.72x = 7,423,824.26
  5. Step 5: Solve for x
    x = 7,423,824.26/3,575.72
  6. Step 6: Final answer
    x = 2,076.18

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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.