Home / 3,170.92-4,376.10-1,773.58

Finding the Fourth Proportional to 3,170.92, 4,376.10 and 1,773.58

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Solution

The fourth proportional to 3,170.92, 4,376.10 and 1,773.58 is: 2,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.92 : 4,376.10 = 1,773.58 : x
  2. Step 2: Convert to fraction form
    3,170.92/4,376.10 = 1,773.58/x
  3. Step 3: Cross multiply
    3,170.92x = 4,376.10 × 1,773.58
  4. Step 4: Simplify right side
    3,170.92x = 7,761,363.44
  5. Step 5: Solve for x
    x = 7,761,363.44/3,170.92
  6. Step 6: Final answer
    x = 2,447.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.