Home / 4,907.87-7,366.44-1,790.89

Finding the Fourth Proportional to 4,907.87, 7,366.44 and 1,790.89

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Solution

The fourth proportional to 4,907.87, 7,366.44 and 1,790.89 is: 2,688.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.87 : 7,366.44 = 1,790.89 : x
  2. Step 2: Convert to fraction form
    4,907.87/7,366.44 = 1,790.89/x
  3. Step 3: Cross multiply
    4,907.87x = 7,366.44 × 1,790.89
  4. Step 4: Simplify right side
    4,907.87x = 13,192,483.73
  5. Step 5: Solve for x
    x = 13,192,483.73/4,907.87
  6. Step 6: Final answer
    x = 2,688.03

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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.