Home / 4,476.87-6,716.52-1,555.34

Finding the Fourth Proportional to 4,476.87, 6,716.52 and 1,555.34

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Solution

The fourth proportional to 4,476.87, 6,716.52 and 1,555.34 is: 2,333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.87 : 6,716.52 = 1,555.34 : x
  2. Step 2: Convert to fraction form
    4,476.87/6,716.52 = 1,555.34/x
  3. Step 3: Cross multiply
    4,476.87x = 6,716.52 × 1,555.34
  4. Step 4: Simplify right side
    4,476.87x = 10,446,438.63
  5. Step 5: Solve for x
    x = 10,446,438.63/4,476.87
  6. Step 6: Final answer
    x = 2,333.42

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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.