Home / 9,314.87-13,972.97-3,074.63

Finding the Fourth Proportional to 9,314.87, 13,972.97 and 3,074.63

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Solution

The fourth proportional to 9,314.87, 13,972.97 and 3,074.63 is: 4,612.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.87 : 13,972.97 = 3,074.63 : x
  2. Step 2: Convert to fraction form
    9,314.87/13,972.97 = 3,074.63/x
  3. Step 3: Cross multiply
    9,314.87x = 13,972.97 × 3,074.63
  4. Step 4: Simplify right side
    9,314.87x = 42,961,650.57
  5. Step 5: Solve for x
    x = 42,961,650.57/9,314.87
  6. Step 6: Final answer
    x = 4,612.16

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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.