Home / 4,765.02-7,147.38-1,843.98

Finding the Fourth Proportional to 4,765.02, 7,147.38 and 1,843.98

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Solution

The fourth proportional to 4,765.02, 7,147.38 and 1,843.98 is: 2,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.02 : 7,147.38 = 1,843.98 : x
  2. Step 2: Convert to fraction form
    4,765.02/7,147.38 = 1,843.98/x
  3. Step 3: Cross multiply
    4,765.02x = 7,147.38 × 1,843.98
  4. Step 4: Simplify right side
    4,765.02x = 13,179,625.77
  5. Step 5: Solve for x
    x = 13,179,625.77/4,765.02
  6. Step 6: Final answer
    x = 2,765.91

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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.