Home / 2,095.20-3,140.15-1,169.43

Finding the Fourth Proportional to 2,095.20, 3,140.15 and 1,169.43

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Solution

The fourth proportional to 2,095.20, 3,140.15 and 1,169.43 is: 1,752.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.20 : 3,140.15 = 1,169.43 : x
  2. Step 2: Convert to fraction form
    2,095.20/3,140.15 = 1,169.43/x
  3. Step 3: Cross multiply
    2,095.20x = 3,140.15 × 1,169.43
  4. Step 4: Simplify right side
    2,095.20x = 3,672,185.61
  5. Step 5: Solve for x
    x = 3,672,185.61/2,095.20
  6. Step 6: Final answer
    x = 1,752.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.