Home / 2,170.52-3,248.20-1,775.96

Finding the Fourth Proportional to 2,170.52, 3,248.20 and 1,775.96

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Solution

The fourth proportional to 2,170.52, 3,248.20 and 1,775.96 is: 2,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.52 : 3,248.20 = 1,775.96 : x
  2. Step 2: Convert to fraction form
    2,170.52/3,248.20 = 1,775.96/x
  3. Step 3: Cross multiply
    2,170.52x = 3,248.20 × 1,775.96
  4. Step 4: Simplify right side
    2,170.52x = 5,768,673.27
  5. Step 5: Solve for x
    x = 5,768,673.27/2,170.52
  6. Step 6: Final answer
    x = 2,657.74

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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.