Home / 4,251.17-6,376.74-1,131.17

Finding the Fourth Proportional to 4,251.17, 6,376.74 and 1,131.17

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Solution

The fourth proportional to 4,251.17, 6,376.74 and 1,131.17 is: 1,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.17 : 6,376.74 = 1,131.17 : x
  2. Step 2: Convert to fraction form
    4,251.17/6,376.74 = 1,131.17/x
  3. Step 3: Cross multiply
    4,251.17x = 6,376.74 × 1,131.17
  4. Step 4: Simplify right side
    4,251.17x = 7,213,190.47
  5. Step 5: Solve for x
    x = 7,213,190.47/4,251.17
  6. Step 6: Final answer
    x = 1,696.76

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1.5x scale

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.