Home / 4,786.02-7,177.50-1,665.30

Finding the Fourth Proportional to 4,786.02, 7,177.50 and 1,665.30

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Solution

The fourth proportional to 4,786.02, 7,177.50 and 1,665.30 is: 2,497.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.02 : 7,177.50 = 1,665.30 : x
  2. Step 2: Convert to fraction form
    4,786.02/7,177.50 = 1,665.30/x
  3. Step 3: Cross multiply
    4,786.02x = 7,177.50 × 1,665.30
  4. Step 4: Simplify right side
    4,786.02x = 11,952,690.75
  5. Step 5: Solve for x
    x = 11,952,690.75/4,786.02
  6. Step 6: Final answer
    x = 2,497.42

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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.