Home / 3,180.02-4,764.77-1,231.16

Finding the Fourth Proportional to 3,180.02, 4,764.77 and 1,231.16

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Solution

The fourth proportional to 3,180.02, 4,764.77 and 1,231.16 is: 1,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180.02 : 4,764.77 = 1,231.16 : x
  2. Step 2: Convert to fraction form
    3,180.02/4,764.77 = 1,231.16/x
  3. Step 3: Cross multiply
    3,180.02x = 4,764.77 × 1,231.16
  4. Step 4: Simplify right side
    3,180.02x = 5,866,188.08
  5. Step 5: Solve for x
    x = 5,866,188.08/3,180.02
  6. Step 6: Final answer
    x = 1,844.70

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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.