Home / 3,555.64-4,907.81-2,063.89

Finding the Fourth Proportional to 3,555.64, 4,907.81 and 2,063.89

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Solution

The fourth proportional to 3,555.64, 4,907.81 and 2,063.89 is: 2,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.64 : 4,907.81 = 2,063.89 : x
  2. Step 2: Convert to fraction form
    3,555.64/4,907.81 = 2,063.89/x
  3. Step 3: Cross multiply
    3,555.64x = 4,907.81 × 2,063.89
  4. Step 4: Simplify right side
    3,555.64x = 10,129,179.98
  5. Step 5: Solve for x
    x = 10,129,179.98/3,555.64
  6. Step 6: Final answer
    x = 2,848.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.