Home / 4,238.49-6,356.70-1,771.96

Finding the Fourth Proportional to 4,238.49, 6,356.70 and 1,771.96

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Solution

The fourth proportional to 4,238.49, 6,356.70 and 1,771.96 is: 2,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.49 : 6,356.70 = 1,771.96 : x
  2. Step 2: Convert to fraction form
    4,238.49/6,356.70 = 1,771.96/x
  3. Step 3: Cross multiply
    4,238.49x = 6,356.70 × 1,771.96
  4. Step 4: Simplify right side
    4,238.49x = 11,263,818.13
  5. Step 5: Solve for x
    x = 11,263,818.13/4,238.49
  6. Step 6: Final answer
    x = 2,657.51

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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.