Home / 3,358.30-5,031.72-2,186.52

Finding the Fourth Proportional to 3,358.30, 5,031.72 and 2,186.52

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Solution

The fourth proportional to 3,358.30, 5,031.72 and 2,186.52 is: 3,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.30 : 5,031.72 = 2,186.52 : x
  2. Step 2: Convert to fraction form
    3,358.30/5,031.72 = 2,186.52/x
  3. Step 3: Cross multiply
    3,358.30x = 5,031.72 × 2,186.52
  4. Step 4: Simplify right side
    3,358.30x = 11,001,956.41
  5. Step 5: Solve for x
    x = 11,001,956.41/3,358.30
  6. Step 6: Final answer
    x = 3,276.05

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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.