Home / 4,767.66-7,150.74-1,647.36

Finding the Fourth Proportional to 4,767.66, 7,150.74 and 1,647.36

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Solution

The fourth proportional to 4,767.66, 7,150.74 and 1,647.36 is: 2,470.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,767.66 : 7,150.74 = 1,647.36 : x
  2. Step 2: Convert to fraction form
    4,767.66/7,150.74 = 1,647.36/x
  3. Step 3: Cross multiply
    4,767.66x = 7,150.74 × 1,647.36
  4. Step 4: Simplify right side
    4,767.66x = 11,779,843.05
  5. Step 5: Solve for x
    x = 11,779,843.05/4,767.66
  6. Step 6: Final answer
    x = 2,470.78

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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.